Physics › EMI/AC
EMI/AC Questions
1163 questions across 19 subtopics — with step-by-step solutions.
265(1)
266(2)
269(1)
271(3)
AC current and voltage(114)
- Three alternating voltage sources \mathrm{... | | TestHub
- A voltage source is given by V(t) = 20 + 1... | Physics | TestHub
- Two 220 volt, 100 watt bulbs are connected... | Physics | TestHub
- An electric kettle has two heating coils.... | Physics | TestHub
- A metal wire of linear mass density of is... | Physics | TestHub
- Alternating current can not be measured by... | Physics | TestHub
- RMS value of is _____ of the peak value. | Physics | TestHub
- In an a.c. circuit the voltage applied is... | Physics | TestHub
- Assertion : The alternating current lags b... | Physics | TestHub
- In an circuit the emf (e) and the current... | Physics | TestHub
- In an a.c. circuit the e.m.f. (e) and the... | Physics | TestHub
- Alternating current cannot be measured by... | Physics | TestHub
- In an circuit an alternating voltage volt... | Physics | TestHub
- The rms value of potential difference show... | Physics | TestHub
- In an circuit, voltage and inductor is con... | Physics | TestHub
- The instantaneous values of alternating cu... | Physics | TestHub
- The current in the inductance is varying w... | Physics | TestHub
- A sinusoidal voltage is applied across a p... | Physics | TestHub
- The AC voltage across a resistance can be... | Physics | TestHub
- The equation of voltage is and the A.C. cu... | Physics | TestHub
- If and , then is | Physics | TestHub
- An inductor, a capacitorand a resistorare... | Physics | TestHub
- The instantaneous voltages at three termin... | Physics | TestHub
- The voltage across a pure inductor is repr... | Physics | TestHub
- A seriescircuit containing an inductora ca... | Physics | TestHub
- Which of the following acts as a circuit p... | Physics | TestHub
- In the above circuit,andCurrent inpath isa... | Physics | TestHub
- Assertion : A capacitor of suitable capaci... | Physics | TestHub
- An alternating voltagevolt is applied to a... | Physics | TestHub
- If the rms value of the voltage of the wav... | Physics | TestHub
- In an AC circuit, the instantaneous values... | Physics | TestHub
- The RMS value of AC which when passed thro... | Physics | TestHub
- A part of a complete circuit is shown in t... | Physics | TestHub
- An alternating current is given by . The v... | Physics | TestHub
- Ansource ratedis connected to a resistor.... | Physics | TestHub
- Match List I with List II. List I List II(... | Physics | TestHub
- Aresistance is connected acrossAC supply.... | Physics | TestHub
- The alternating current is given by, . The... | Physics | TestHub
- An alternating current is given by the equ... | Physics | TestHub
- In the given circuit the source has . Cons... | Physics | TestHub
- voltageof frequencyis applied to a paralle... | Physics | TestHub
- An AC circuit has an inductor and a resist... | Physics | TestHub
- Ancurrent is given byA hot wire ammeter wi... | Physics | TestHub
- Find the peak current and resonant frequen... | Physics | TestHub
- What happens to the inductive reactance an... | Physics | TestHub
- In a circuit consisting of a capacitance a... | Physics | TestHub
- At very high frequencies, the effective im... | Physics | TestHub
- Match List-I with List-II List-i List-IIaP... | Physics | TestHub
- An inductor of, a capacitor ofand a resist... | Physics | TestHub
- Given below are two statements :Statement-... | Physics | TestHub
- A direct current of is superimposed on an... | Physics | TestHub
- A standard filament lamp consumes when con... | Physics | TestHub
- The current flowing through an ac circuit... | Physics | TestHub
- The peak voltage of the ac source is equal... | Physics | TestHub
- An alternating emfis applied to a circuit... | Physics | TestHub
- As shown in the figure an inductor of indu... | Physics | TestHub
- The equation of current in a purely induct... | Physics | TestHub
- A resistance ofis connected to a source of... | Physics | TestHub
- A direct current ofand an alternating curr... | Physics | TestHub
- What direct current will produce the same... | Physics | TestHub
- An alternating voltage sourceis connected... | Physics | TestHub
- The current passed in any instrument in an... | Physics | TestHub
- A series LCR circuit consists of., and. Th... | Physics | TestHub
- A capacitor of capacitance is connected to... | Physics | TestHub
- A alternating current at any instant is gi... | Physics | TestHub
- An AC voltageis applied to a series LCR ci... | Physics | TestHub
- In an a.c. circuit, voltage and current ar... | Physics | TestHub
- A capacitor is connected to a source as sh... | Physics | TestHub
- An alternating current is represented by t... | Physics | TestHub
- An ac current is represented asThe r.m.s v... | Physics | TestHub
- An alternating current is given by . The r... | Physics | TestHub
- The peak value of an alternating current i... | Physics | TestHub
- An alternating current is given by . The r... | Physics | TestHub
- Match List-I with List-II List-i List-IIaP... | Physics | TestHub
- Three alternating voltage sources \mathrm{... | Physics | TestHub
- An alternating current is represented by t... | Physics | TestHub
- An electric bulb rated as is connected to... | Physics | TestHub
- A series R-C circuit is connected to AC vo... | Physics | TestHub
- A direct current of and an alternating cur... | Physics | TestHub
- The RMS value of conduction current in a p... | Physics | TestHub
- An current is given by A hot wire ammeter... | Physics | TestHub
- A resistance is connected across AC supply... | Physics | TestHub
- Match List I with List II | Physics | TestHub
- As per the given graph, choose the correct... | Physics | TestHub
- The AC voltage across a resistance can be... | Physics | TestHub
- A resistance of is connected to a source o... | Physics | TestHub
- As shown in the figure an inductor of indu... | Physics | TestHub
- voltage of frequency is applied to a paral... | Physics | TestHub
- A sinusoidal voltage is applied across a p... | Physics | TestHub
- The current flowing through an ac circuit... | Physics | TestHub
- The equation of current in a purely induct... | Physics | TestHub
- A alternating current at any instant is gi... | Physics | TestHub
- A capacitor of capacitance is connected to... | Physics | TestHub
- Alternating current can not be measured by... | Physics | TestHub
- An alternating voltage volt is applied to... | Physics | TestHub
- A parallel plate capacitor has a capacitan... | Physics | TestHub
- An ac current is represented asThe r.m.s v... | Physics | TestHub
- An alternating voltage volt is applied to... | Physics | TestHub
- An source rated is connected to a resistor... | Physics | TestHub
- Two resistances R & r and an inductor of i... | Physics | TestHub
- In an AC circuit, V and I are given by V =... | Physics | TestHub
- An alternating current is given by the equ... | Physics | TestHub
- When a voltage of is applied to an inducto... | Physics | TestHub
- A circuit element when connected to an AC... | Physics | TestHub
- The alternating current is given by, . The... | Physics | TestHub
- Three alternating voltage sources \mathrm{... | Physics | TestHub
- The mean and rms value of an alternating v... | Physics | TestHub
- Assertion: In an AC circuit, current throu... | Physics | TestHub
- An alternating emf is applied to a circuit... | Physics | TestHub
- In a circuit consisting of a capacitance a... | Physics | TestHub
- An alternating emf volt is applied to a ca... | Physics | TestHub
- In an ac circuit, the instantaneous curren... | Physics | TestHub
- An alternating voltage source is connected... | Physics | TestHub
- What happens to the inductive reactance an... | Physics | TestHub
Damped SHM and forced oscillations(26)
- A simple pendulum is oscillating in a visc... | Physics | TestHub
- A mass m is attached to a spring of stiffn... | Physics | TestHub
- A series LCR circuit with inductance L , c... | Physics | TestHub
- A damped harmonic oscillator has its ampli... | Physics | TestHub
- Which of the following statements is true... | Physics | TestHub
- A damped harmonic oscillator has a damping... | Physics | TestHub
- A mass 'm' is attached to a spring with sp... | Physics | TestHub
- A damped simple harmonic oscillator has an... | Physics | TestHub
- A car's suspension system is designed to d... | Physics | TestHub
- A series LCR circuit is subjected to an ex... | Physics | TestHub
- An underdamped oscillator has mass m , spr... | Physics | TestHub
- For a lightly damped harmonic oscillator,... | Physics | TestHub
- Which of the following quantities remains... | Physics | TestHub
- In a forced harmonic oscillator, the phase... | Physics | TestHub
- In forced oscillation of a particle the am... | Physics | TestHub
- The amplitude of a damped oscillator decre... | Physics | TestHub
- The angular frequency of the damped oscill... | Physics | TestHub
- The displacement of a damped harmonic osci... | Physics | TestHub
- A damped harmonic oscillator has a frequen... | Physics | TestHub
- A block of massattached to a spring is mad... | Physics | TestHub
- What is the angular frequency of these osc... | Physics | TestHub
- A 4 kg slider which slides on a frictionle... | Physics | TestHub
- An LCR circuit is equivalent to a damped p... | Physics | TestHub
- If the distance of spring from the hinge i... | Physics | TestHub
- A linear harmonic oscillator is subjected... | Physics | TestHub
- A circuit behaves like a clamped harmonic... | Physics | TestHub
Faraday law/Lenz law(137)
- A rectangular frame of negligible resistan... | Physics | TestHub
- A square conducting loop of side a and tot... | Physics | TestHub
- A circular loop of radius 10 cm is placed... | Physics | TestHub
- Match the following conditions for a long... | Physics | TestHub
- A straight conducting rod of length 50 cm... | Physics | TestHub
- A square loop of side 10 cm and resistance... | Physics | TestHub
- Assertion (A): When a bar magnet is moved... | Physics | TestHub
- A circular coil of 50 turns and radius 5 c... | Physics | TestHub
- A rectangular coil of 100 turns, area 20 c... | Physics | TestHub
- A rectangular coil of N turns, area A , an... | Physics | TestHub
- Two circular coils P and Q are fixed coaxi... | Physics | TestHub
- A non-uniform magnetic field B exists in a... | Physics | TestHub
- A bar magnet is moved along the axis of co... | Physics | TestHub
- The square loop has sides of length 2cm. A... | Physics | TestHub
- A conducting square loop initially lies in... | Physics | TestHub
- If electron is moving from to in wire , th... | Physics | TestHub
- The mass of product liberated on anode in... | Physics | TestHub
- Assertion : Faraday's laws are consequence... | Physics | TestHub
- If a current is passed through a spring th... | Physics | TestHub
- In a uniform magnetic field of induction a... | Physics | TestHub
- A magnet is made to oscillate with a parti... | Physics | TestHub
- Paragraph:Modern trains are based on Magle... | Physics | TestHub
- Paragraph:Modern trains are based on Magle... | Physics | TestHub
- Paragraph:Modern trains are based on Magle... | Physics | TestHub
- The flux linked with a coil at any instant... | Physics | TestHub
- Faraday law of electrolysis indirectly shows | Physics | TestHub
- A circular disc of radius is placed in a u... | Physics | TestHub
- A circular disc of radius 0.2 meter is pla... | Physics | TestHub
- The figure shows certain wire segments joi... | Physics | TestHub
- A conducting circular loop is placed in a... | Physics | TestHub
- Lenz law is consistent with conservation of | Physics | TestHub
- A solenoid has 2000 turns wound over a len... | Physics | TestHub
- Ina magnetic field of , area of a coil cha... | Physics | TestHub
- A coil of self inductance is connected at... | Physics | TestHub
- Magnetic flux through a coil of resistance... | Physics | TestHub
- A current carrying infinitely long wire is... | Physics | TestHub
- In a coil of resistance , the induced curr... | Physics | TestHub
- A coil of resistance is placed in a magnet... | Physics | TestHub
- In solution when electric current equal to... | Physics | TestHub
- A current of flows through a coil of induc... | Physics | TestHub
- A wire loop is rotated in a magnetic field... | Physics | TestHub
- A circular loop of radiuslies parallel to... | Physics | TestHub
- A coil of area having 20 turns is placed i... | Physics | TestHub
- An induced emf has | Physics | TestHub
- A square current carrying loop is changed... | Physics | TestHub
- The magnetic flux in a closed circuit of r... | Physics | TestHub
- A uniform magnetic field is restricted wit... | Physics | TestHub
- In shown fig, the circular loop of wire is... | Physics | TestHub
- For MRI, a patient is slowly pushed in a t... | Physics | TestHub
- A circular coil of radius turns and resist... | Physics | TestHub
- Two identical circular coils and are kept... | Physics | TestHub
- Assertion : Only a change in magnetic flux... | Physics | TestHub
- A circular ring of diameter has a resistan... | Physics | TestHub
- At the centre of a fixed large circular co... | Physics | TestHub
- The radius of the circular conducting loop... | Physics | TestHub
- A copper rod of mass slides under gravity... | Physics | TestHub
- A metal disc of radius is rotated at a con... | Physics | TestHub
- A conducting circular loop made of a thin... | Physics | TestHub
- Aturn coil of the effective areais kept pe... | Physics | TestHub
- A cycle wheel of radius is rotated with co... | Physics | TestHub
- The variation of EMF with time for four ty... | Physics | TestHub
- Magnetic fluxlinked with a stationary loop... | Physics | TestHub
- A flexible wire bent in the form of a circ... | Physics | TestHub
- At timemagnetic field ofis passing perpend... | Physics | TestHub
- A circular coil of radiusis placed in a un... | Physics | TestHub
- In a uniform magnetic field of induction,... | Physics | TestHub
- A conducting loop (as shown) has total res... | Physics | TestHub
- The magnetic flux linked with a coil (in )... | Physics | TestHub
- In a magnetic field of, area of a coil cha... | Physics | TestHub
- A rectangular wire loop with lengthand wid... | Physics | TestHub
- A planar loop of wire rotates in a uniform... | Physics | TestHub
- A light disc made of aluminum (a nonmagnet... | Physics | TestHub
- A conducting circular loop of areaand resi... | Physics | TestHub
- A conducting circular loop is placed in a... | Physics | TestHub
- In given figure, a wire loop has been bent... | Physics | TestHub
- A non–conducting ring of radiushaving unif... | Physics | TestHub
- A uniform magnetic field B exists in a dir... | Physics | TestHub
- If a magnet is plugged into a coil, then t... | Physics | TestHub
- Two concentric circular coils,and, are pla... | Physics | TestHub
- An infinitely long straight wire carrying... | Physics | TestHub
- The magnetic flux through a circuit of res... | Physics | TestHub
- An elliptical loop having resistance , of... | Physics | TestHub
- A loopof straight edges has six corner poi... | Physics | TestHub
- A conducting ring of radius and resistance... | Physics | TestHub
- Consider a circular coil of wire carrying... | Physics | TestHub
- A coil is placed in a magnetic fieldas sho... | Physics | TestHub
- Lenz's law gives | Physics | TestHub
- The arm of a rectangular conductor is movi... | Physics | TestHub
- A circular conducting coil of radius is be... | Physics | TestHub
- A conducting bar of length is free to slid... | Physics | TestHub
- A coil of inductancehaving negligible resi... | Physics | TestHub
- In the given figure the magnetic flux thro... | Physics | TestHub
- The magnetic field in a region is given by... | Physics | TestHub
- A square loop of side and resistance is mo... | Physics | TestHub
- A bar magnet is passing through a conducti... | Physics | TestHub
- Magnetic flux (in weber) in a closed circu... | Physics | TestHub
- The magnetic flux through a coil perpendic... | Physics | TestHub
- The magnetic flux linked to a circular coi... | Physics | TestHub
- In a coil of resistance, the magnetic flux... | Physics | TestHub
- A big circular coil ofturns and average ra... | Physics | TestHub
- A square loop of sideand resistanceis plac... | Physics | TestHub
- A conducting circular loop is placed inpla... | Physics | TestHub
- Abattery connected to a coil of resistance... | Physics | TestHub
- Spherical insulating ball and a spherical... | Physics | TestHub
- The induced emf can be produced in a coil... | Physics | TestHub
- The net magnetic flux through any closed s... | Physics | TestHub
- An insulated copper wire ofturns is wrappe... | Physics | TestHub
- A conducting loop of radiusis placed perpe... | Physics | TestHub
- The magnetic field B crossing normally a s... | Physics | TestHub
- A certain elastic conducting material is s... | Physics | TestHub
- A rod of length rotates with a uniform ang... | Physics | TestHub
- The magnetic flux(in weber) linked with a... | Physics | TestHub
- In the above diagram, a strong bar magnet... | Physics | TestHub
- A square loop of sideand resistanceis plac... | Physics | TestHub
- A coil is placed perpendicular to a magnet... | Physics | TestHub
- A conducting loop of finite resistance lie... | Physics | TestHub
- A circular insulated copper wire loop is t... | Physics | TestHub
- When you walk through a metal detector car... | Physics | TestHub
- The square loop has sides of length 2cm. A... | Physics | TestHub
- The magnetic field in a coil of 100 turns... | Physics | TestHub
- A semicircular wire of radius R carrying c... | Physics | TestHub
- When magnetic flux through a coil is chang... | Physics | TestHub
- A long solenoid of radiuscarries a timedep... | Physics | TestHub
- In the configuration shown below, the circ... | Physics | TestHub
- A very long solenoid of radiusis carrying... | Physics | TestHub
- Paragraph In space, magnetic field is ever... | Physics | TestHub
- A magnetic field increasing with time is p... | Physics | TestHub
- Paragraph In space, magnetic field is ever... | Physics | TestHub
- A conducting metal circular-wire-loop of r... | Physics | TestHub
- The flux linked with a coil at any instant... | Physics | TestHub
- A uniform magnetic field of 4.0 Wb/m ^2 is... | Physics | TestHub
- A small bar magnet is moved through a coil... | Physics | TestHub
- A uniform conducting ring of mass \mathrm{... | Physics | TestHub
- A long solenoid of radius 2 cm has 1000 tu... | Physics | TestHub
- A coil is placed in magnetic field such th... | Physics | TestHub
- Statement I A vertical iron rod has a coil... | Physics | TestHub
- The circuit P Q R S shown in the figure co... | Physics | TestHub
General(7)
- An alternating current is given by . The r... | Physics | TestHub
- Regarding self-inductance:A. The self-indu... | Physics | TestHub
- An ac current is represented asThe r.m.s v... | Physics | TestHub
- An electric bulb rated as is connected to... | Physics | TestHub
- A coil of area A and N turns is rotating w... | Physics | TestHub
- An alternating current is represented by t... | Physics | TestHub
- A uniform magnetic field of 0.4 T acts per... | Physics | TestHub
Induced Electric Field(60)
- There exists a uniform magnetic field perp... | | TestHub
- A non-conducting ring of radius R = 0.5\,... | Physics | TestHub
- A uniform magnetic field B exists perpendi... | Physics | TestHub
- A cylindrical region of radius R has a tim... | Physics | TestHub
- A long cylindrical region of radius R has... | Physics | TestHub
- A uniform circular conducting ring of radi... | Physics | TestHub
- At a place earth's magnetic field, is acti... | Physics | TestHub
- A small piece of metal wire is dragged acr... | Physics | TestHub
- A conducting square loop of side and resis... | Physics | TestHub
- A coil having turns and resistance . This... | Physics | TestHub
- The magnetic flux through a circuit of res... | Physics | TestHub
- One conducting U tube can slide inside ano... | Physics | TestHub
- A conducting ring of radius 1 meter is pla... | Physics | TestHub
- Match the following columns | Physics | TestHub
- Which of the field patterns given in the f... | Physics | TestHub
- A boat is moving due east in a region wher... | Physics | TestHub
- The current in a coil varies with time as... | Physics | TestHub
- A coil is suspended in a uniform magnetic... | Physics | TestHub
- Paragraph: A point charge is moving in a c... | Physics | TestHub
- Which of the following is the best method... | Physics | TestHub
- A metal sample carrying a current along ax... | Physics | TestHub
- A coil of circular cross-section having 10... | Physics | TestHub
- A square frame of side and a long straight... | Physics | TestHub
- The figure shows a circular area of tthe r... | Physics | TestHub
- Assertion : An emf is induced in a closed... | Physics | TestHub
- The current in a coil of is to be increase... | Physics | TestHub
- A long solenoid of diameterhasturns per me... | Physics | TestHub
- In a coil of resistance , a current is ind... | Physics | TestHub
- A small circular loop of wire of radiusis... | Physics | TestHub
- A coil of cross-sectional areahavingturns... | Physics | TestHub
- A long solenoid of cross-sectional radiush... | Physics | TestHub
- A non-conducting ring of massand radiushas... | Physics | TestHub
- A wheel withmetallic spokes eachlong is ro... | Physics | TestHub
- A uniform but time-varying magnetic field... | Physics | TestHub
- Two long coaxial solenoids of radius and h... | Physics | TestHub
- The magnetic field within a long, straight... | Physics | TestHub
- A conducting ring of circular cross-sectio... | Physics | TestHub
- A ring of massis uniformly charged with a... | Physics | TestHub
- A long solenoid of the cross-sectional rad... | Physics | TestHub
- ParagraphA special metal conducts electric... | Physics | TestHub
- Acoil carrying constant current is connect... | Physics | TestHub
- A coil is placed in a time varying magneti... | Physics | TestHub
- An emf is generated by an ac generator hav... | Physics | TestHub
- The source of time varying magnetic field... | Physics | TestHub
- A square shaped coil of area having turns... | Physics | TestHub
- In an ac generator, a rectangular coil of... | Physics | TestHub
- A rectangular loop of lengthand widthis pl... | Physics | TestHub
- A horizontal straight wirelong extending f... | Physics | TestHub
- A region in the form of an equilateral tri... | Physics | TestHub
- A rectangular metallic loop is moving out... | Physics | TestHub
- The magnetic field in the cylindrical regi... | Physics | TestHub
- The magnetic field in a certain cylindrica... | Physics | TestHub
- A resistance less ring has 2 bulbs A \& B... | Physics | TestHub
- A rectangle of perfectly conducting wire h... | Physics | TestHub
- The magnetic field in the cylindrical regi... | Physics | TestHub
- The square loop has sides of length 2cm. A... | Physics | TestHub
- The magnetic field in a certain cylindrica... | Physics | TestHub
- The electric field through an area of 2 \m... | Physics | TestHub
- A uniform magnetic field is present in a c... | Physics | TestHub
- A ring of mass 4 kg is uniformly charged w... | Physics | TestHub
L-R circuit(71)
- An inductor of inductance L and resistance... | Physics | TestHub
- An ideal inductor L and a resistor R are c... | Physics | TestHub
- Assertion : The quantity possesses dimensi... | Physics | TestHub
- Assertion : The possibility of an electric... | Physics | TestHub
- A coil of 40 henry inductance is connected... | Physics | TestHub
- A coil of inductance and resistance is con... | Physics | TestHub
- Paragraph:The capacitor of capacitance can... | Physics | TestHub
- Paragraph:The capacitor of capacitance can... | Physics | TestHub
- Paragraph:The capacitor of capacitance can... | Physics | TestHub
- An ideal coil of is connected in series wi... | Physics | TestHub
- An inductor of inductance and resistors of... | Physics | TestHub
- In ancircuit as shown below both switches... | Physics | TestHub
- An inductorand a resistorare connected in... | Physics | TestHub
- In the given circuitsand, switchesandare c... | Physics | TestHub
- Two inductors(inductance, internal resista... | Physics | TestHub
- The current in an circuit builds up to of... | Physics | TestHub
- A source of constant voltage is connected... | Physics | TestHub
- In the figure below, the switches are clos... | Physics | TestHub
- A coil of 40 henry inductance is connected... | Physics | TestHub
- A coil having inductanceand resistanceis c... | Physics | TestHub
- In the circuit shown in the figure,and. Th... | Physics | TestHub
- A coil having inductanceand resistanceis c... | Physics | TestHub
- In the circuit shown switchis connected to... | Physics | TestHub
- A metal barcan slide on two parallel thick... | Physics | TestHub
- An inductor of inductancemH and resistors... | Physics | TestHub
- In the circuit shown in diagram, switchis... | Physics | TestHub
- The steady-state current throughafter the... | Physics | TestHub
- In the circuit shown below,andare the stea... | Physics | TestHub
- An inductorand a resistorare connected in... | Physics | TestHub
- A coil of inductive reactancehas a resista... | Physics | TestHub
- In the figure, a conducting rod of lengthm... | Physics | TestHub
- For the given circuit the current through... | Physics | TestHub
- A coil of 40 henry inductance is connected... | Physics | TestHub
- In a seriescircuitand power factor of the... | Physics | TestHub
- For the given circuit the current through... | Physics | TestHub
- As per the given figure, if , then the val... | Physics | TestHub
- The circuit shown in the figure contains a... | Physics | TestHub
- In the given circuit the sliding contact i... | Physics | TestHub
- AB is a part of an electrical circuit (see... | Physics | TestHub
- The circuit shown has been operating for a... | Physics | TestHub
- Mark the CORRECT statement(s) regarding th... | Physics | TestHub
- In the circuit shown in figure, just after... | Physics | TestHub
- The current at time and respectively for t... | Physics | TestHub
- In the circuit shown here, the point '' is... | Physics | TestHub
- A inductor coil is connected to a resistan... | Physics | TestHub
- A series circuit is connected to a voltage... | Physics | TestHub
- In the figure shown, a circuit contains tw... | Physics | TestHub
- The circuit shown in figure consisting of... | Physics | TestHub
- The diagram shows a circuit having a coil... | Physics | TestHub
- Current in \mathrm{R}_{3} in the shown cir... | Physics | TestHub
- In the circuit shown in figure, switch rem... | Physics | TestHub
- As shown in the figure, a battery of emf i... | Physics | TestHub
- The time taken for the magnetic energy to... | Physics | TestHub
- A series circuit is connected to a battery... | Physics | TestHub
- In the given circuit containing an inducto... | Physics | TestHub
- A L-R circuit is shown in figure and switc... | Physics | TestHub
- Consider the LR circuit shown in the figur... | Physics | TestHub
- A coil of inductance and resistance is con... | Physics | TestHub
- In a series LR circuit, power of 400 W is... | Physics | TestHub
- In the circuit shown,the switch is closed... | Physics | TestHub
- An inductor of is connected to a battery t... | Physics | TestHub
- The figure shows a circuit that contains f... | Physics | TestHub
- At \mathrm{t}=0 , switch is closed. At \ma... | Physics | TestHub
- An inductor and a resistor are connected i... | Physics | TestHub
- An inductor , a resistor and a battery are... | Physics | TestHub
- An emf of is applied at time to a circuit... | Physics | TestHub
- If a constant DC source of voltage \xi_0 i... | Physics | TestHub
- An inductor coil stores of magnetic field... | Physics | TestHub
- Three identical resistors with resistance... | Physics | TestHub
- Two long parallel rails separated by a dis... | Physics | TestHub
- In the circuit shown, S_{1} is kept closed... | Physics | TestHub
LC oscillation(28)
- A series LR circuit consists of a battery... | Physics | TestHub
- An ideal inductor of inductance L and an i... | Physics | TestHub
- A capacitor of capacitance C is charged to... | Physics | TestHub
- A series LC circuit has an inductor L and... | Physics | TestHub
- An LC circuit consists of an inductor of i... | Physics | TestHub
- An LC circuit consists of an inductor with... | Physics | TestHub
- A fully charged capacitor with initial cha... | Physics | TestHub
- The natural frequency of ancircuit is. Whe... | Physics | TestHub
- An inductor of inductanceis connected acro... | Physics | TestHub
- The frequency of oscillation of current in... | Physics | TestHub
- In thecircuit shown below, the current is... | Physics | TestHub
- A fully charged capacitorwith initial char... | Physics | TestHub
- As shown in figure, the two parallel condu... | Physics | TestHub
- Consider ancircuit, with inductanceand cap... | Physics | TestHub
- A capacitor of capacitanceis charged to a... | Physics | TestHub
- In an LC oscillator, if values of inductan... | Physics | TestHub
- An ideal capacitor of capacitance is charg... | Physics | TestHub
- In circuit the inductance and capacitance... | Physics | TestHub
- A capacitor of capacitance is charged comp... | Physics | TestHub
- In an oscillating LC circuit the maximum c... | Physics | TestHub
- A fully charged capacitor with initial cha... | Physics | TestHub
- A transmitting station releases waves of w... | Physics | TestHub
- Two capacitors \mathrm{C}_{1} \& \mathrm{C... | Physics | TestHub
- A capacitor of capacitanceis charged to a... | Physics | TestHub
- Two identical capacitors and charged to th... | Physics | TestHub
- An oscillating circuit consists of a induc... | Physics | TestHub
- A circuit containing capacitors \mathrm{C}... | Physics | TestHub
- The capacitor of an oscillatory circuit is... | Physics | TestHub
Miscellaneous(34)
- A source of constant voltage V is connecte... | | TestHub
- In the given figure the magnetic flux thro... | | TestHub
- One solenoid is centered inside another. T... | | TestHub
- A long solenoid of radius 2 cm has 100 tur... | | TestHub
- Two straight conducting rods are connected... | | TestHub
- A conducting loop with shape (a) is placed... | | TestHub
- A non conducting ring of radius R and mass... | | TestHub
- A coil of inductance 2H having negligible... | | TestHub
- A part of a complete circuit is shown in t... | | TestHub
- A uniform magnetic field \overrightarrow{\... | | TestHub
- In the circuit shown in figure, the switch... | | TestHub
- A semicircular loop of radius r is placed... | | TestHub
- Paragraph: A thermal power plant produces... | Physics | TestHub
- An LCR circuit is equivalent to a damped p... | Physics | TestHub
- Two coilsandare separated by some distance... | Physics | TestHub
- A dc motor run by a source of emfdraws a c... | Physics | TestHub
- A metallic ring of massand radiuswith a un... | Physics | TestHub
- The resultant force (in) on the current lo... | Physics | TestHub
- A cyclotron's oscillator frequency isand t... | Physics | TestHub
- In a magnetic field of, area of a coil cha... | Physics | TestHub
- List-I shows the cylindrical region of rad... | Physics | TestHub
- The circuit shown in the figure contains a... | Physics | TestHub
- For the circuit shown list-II gives data f... | Physics | TestHub
- Match List I with List II. List I List II(... | Physics | TestHub
- A capacitor with a capacitance of is charg... | Physics | TestHub
- Choose correct option .List - IList - II(P... | Physics | TestHub
- For the circuit shown in figure, \mathrm{R... | Physics | TestHub
- Match List - I with List - II. List-I List... | Physics | TestHub
- The circuit shown in the figure contains a... | Physics | TestHub
- Match the List-I with List-II. List I List... | Physics | TestHub
- L, C and R represent the physical quantiti... | Physics | TestHub
- A capacitor with a capacitance of is charg... | Physics | TestHub
- In the circuit, the key (\mathrm{K}) is cl... | Physics | TestHub
- Unit of admittance are | Physics | TestHub
Motional & Rotational EMF(117)
- In the given figure a uniform magnetic fie... | | TestHub
- A conducting rod AC of length 4 \ell is ro... | | TestHub
- A bent rod PQR ( \mathrm{PQ}=\mathrm{QR}=\... | | TestHub
- A conducting rod of length L rotates with... | Physics | TestHub
- A rigid conducting rod of length L is pivo... | Physics | TestHub
- Assertion (A): A metallic rod of length L... | Physics | TestHub
- A conducting rod OP of length L rotates wi... | Physics | TestHub
- A metallic rod of length L is rotated with... | Physics | TestHub
- Match the following motional EMF scenarios... | Physics | TestHub
- A uniform conducting rod of length L = 1.0... | Physics | TestHub
- A conducting rod of length L is pivoted at... | Physics | TestHub
- A conducting square loop of side L , mass... | Physics | TestHub
- A metal conductor of length rotates vertic... | Physics | TestHub
- In an generator, a coil with turns, all of... | Physics | TestHub
- Column I gives certain situations in which... | Physics | TestHub
- A conducting circular loop is placed in a... | Physics | TestHub
- A rectangular, a square, a circular and an... | Physics | TestHub
- A rectangular, a square, a circular and an... | Physics | TestHub
- A rectangular loop has a sliding connector... | Physics | TestHub
- A uniformly charged thin spherical shell o... | Physics | TestHub
- A thin ring of radius metre has charge cou... | Physics | TestHub
- A conducting circular loop is placed in a... | Physics | TestHub
- A metallic rod of length is tied to a stri... | Physics | TestHub
- A thin semicircular conducting ringof radi... | Physics | TestHub
- A conducting square frame of sideand a lon... | Physics | TestHub
- A rigid wire loop of square shape having s... | Physics | TestHub
- A conducting loop in the shape of right an... | Physics | TestHub
- A circular insulated copper wire loop is t... | Physics | TestHub
- As shown in figure, two vertical conductin... | Physics | TestHub
- A solid metal cube of edge lengthis moving... | Physics | TestHub
- The figure shows a square loopof sidewhich... | Physics | TestHub
- Assertion: A metallic surface is moved in... | Physics | TestHub
- A thin striplong is on ashaped wire of neg... | Physics | TestHub
- A conducting wire of parabolic shape, init... | Physics | TestHub
- A long perfectly conducting wire is moving... | Physics | TestHub
- In which of the following devices, the edd... | Physics | TestHub
- Along horizontal wire extends from North E... | Physics | TestHub
- A simple pendulum with a bob of massand a... | Physics | TestHub
- A uniform circular loop of radius a and re... | Physics | TestHub
- An equilateral triangular loophaving some... | Physics | TestHub
- A conducting wireof length, resistanceand... | Physics | TestHub
- A square coil of sidehavingturns is rotate... | Physics | TestHub
- A metallic V shaped rod OAC is rotated wit... | Physics | TestHub
- A wire ab of length, massand resistancesli... | Physics | TestHub
- A uniform metal rod is moving with a unifo... | Physics | TestHub
- A square loop of side , mass and total res... | Physics | TestHub
- A conducting rod of resistancemoves unifor... | Physics | TestHub
- In a uniform magnetic field of induction,... | Physics | TestHub
- An equilateral triangular loopof uniform s... | Physics | TestHub
- A copper disc of the radiusis rotated abou... | Physics | TestHub
- A wire bent as a parabolais located in a u... | Physics | TestHub
- There is a pair of fixed, parallel rails o... | Physics | TestHub
- A uniform rodof lengthand massis placed on... | Physics | TestHub
- Consider a thin metallic sheet perpendicul... | Physics | TestHub
- A metallic ring (radius) of negligible res... | Physics | TestHub
- A conducting square frame of sideand a lon... | Physics | TestHub
- A constant magnetic field of is applied in... | Physics | TestHub
- A long straight wire carries a current, am... | Physics | TestHub
- A circular coil of radiusandturns is rotat... | Physics | TestHub
- In a region of uniform magnetic induction... | Physics | TestHub
- A circular coil of 1000 turns each with ar... | Physics | TestHub
- A metallic conductor of lengthrotates in a... | Physics | TestHub
- A square loop of side is placed inside a l... | Physics | TestHub
- A rectangular conducting loop of length an... | Physics | TestHub
- A long metal rod completes the circuit as... | Physics | TestHub
- An emf ofis induced in a metal rod of leng... | Physics | TestHub
- A long metallic rod is rotated with about... | Physics | TestHub
- A wire of lengthmoving with velocityat rig... | Physics | TestHub
- A conducting circular loop is placed in a... | Physics | TestHub
- A metallic cube of sidemoving along-axis a... | Physics | TestHub
- A thin conducting rod of mass , length and... | Physics | TestHub
- A metallic rod of length is rotated with a... | Physics | TestHub
- A square loop of side being moved towards... | Physics | TestHub
- A coil ofturns and areais rotated at half... | Physics | TestHub
- A square loop PQRS having 10 turns, area a... | Physics | TestHub
- A rectangular loop of sidesand, with its s... | Physics | TestHub
- A coil of area A and N turns is rotating w... | Physics | TestHub
- A uniform magnetic field of 0.4 T acts per... | Physics | TestHub
- A conducting square loop initially lies in... | Physics | TestHub
- Conductor wire ABCDE with each in length i... | Physics | TestHub
- A conducting bar moves on two conducting r... | Physics | TestHub
- A conducting square loop of side , mass an... | Physics | TestHub
- A rectangular wire loop of sides cm and cm... | Physics | TestHub
- A conducting loop moves in -plane with vel... | Physics | TestHub
- A shown 'L' shaped frame is rotating with... | Physics | TestHub
- Find the power discipitated (in \mu \mathr... | Physics | TestHub
- A conducting wire of mass m and length \el... | Physics | TestHub
- The given figure shows an inductor and res... | Physics | TestHub
- Consider a circuit shown in the figure. Th... | Physics | TestHub
- The L-shaped conductor as shown in figure... | Physics | TestHub
- The magnitude of induced current in the lo... | Physics | TestHub
- Heat dissipated per unit time after achiev... | Physics | TestHub
- A 1m long metal rod XY completes the circu... | Physics | TestHub
- A conducting rod of length 1 m aligned alo... | Physics | TestHub
- A square loop of areahas a resistance of.... | Physics | TestHub
- A square shaped coil of area 70 \mathrm{~c... | Physics | TestHub
- A wooden stick of length 3 \ell is rotated... | Physics | TestHub
- A straight conducting wire MN of length 4m... | Physics | TestHub
- Consider a circuit shown in the figure. Th... | Physics | TestHub
- A wooden stick of length 3 \ell is rotated... | Physics | TestHub
- A straight conducting wire M N of length 4... | Physics | TestHub
- A rod of length \ell=1 m and resistance R=... | Physics | TestHub
- A metal wire PQ slides on parallel metalli... | Physics | TestHub
- The rate at which work is done by the exte... | Physics | TestHub
- At time \mathrm{t}=0.500 \mathrm{~s} , wha... | Physics | TestHub
- What is magnetic force on the ring at the... | Physics | TestHub
- An elliptical loop having resistance , of... | Physics | TestHub
- If the spring is suddenly cut while the ro... | Physics | TestHub
- Figure shows a conducting rod of negligibl... | Physics | TestHub
- A square conducting loop of resistance 1 \... | Physics | TestHub
- Obtain an expression for terminal velocity... | Physics | TestHub
- The motion of the rod will be: | Physics | TestHub
- A rod of length 10 cm made up of conductin... | Physics | TestHub
- A rigid wire loop of square shape having s... | Physics | TestHub
- A conducting rod AB of length \ell moves p... | Physics | TestHub
- A metallic rod of length is rotated in a h... | Physics | TestHub
- Barlow's wheel (Fig.) is a simple motor, w... | Physics | TestHub
Non-conservative electric field(2)
Parallel AC circuits(13)
- The circuit shown in the figure acts as | Physics | TestHub
- In the given circuit, the source has . Con... | Physics | TestHub
- In an circuit as shown in figure, both swi... | Physics | TestHub
- In the given circuit the R.M.S. values of... | Physics | TestHub
- In the given circuit the R.M.S. values of... | Physics | TestHub
- The figure shows a circuit that contains f... | Physics | TestHub
- A source is connected in the circuit (as s... | Physics | TestHub
- In an A.C. circuit resistance , inductance... | Physics | TestHub
- Three identical resistors with resistance... | Physics | TestHub
- If an AC source \xi=\xi_0\cos\omega t is a... | Physics | TestHub
- For the given figures, choose the correct... | Physics | TestHub
- In the above circuit, and Current in path... | Physics | TestHub
- An alternating voltage V _0 = 100 V with a... | Physics | TestHub
Quality and Power factor(34)
- A series RLC circuit has resistance R = 30... | Physics | TestHub
- The power factor of an circuit having resi... | Physics | TestHub
- A circuit has a resistance of and an imped... | Physics | TestHub
- A coil of inductive reactance has a resist... | Physics | TestHub
- Assertion : No power loss associated with... | Physics | TestHub
- In an electrical circuit and an voltage so... | Physics | TestHub
- A series circuit is connected to an ac sou... | Physics | TestHub
- The potential differences across the resis... | Physics | TestHub
- In ancircuit, the instantaneous e.m.f. and... | Physics | TestHub
- A seriescircuit is connected to an ac volt... | Physics | TestHub
- In ancircuit, the resonant frequency isand... | Physics | TestHub
- Ancircuit drawing power from a source of a... | Physics | TestHub
- In a series LCR circuit, the inductive rea... | Physics | TestHub
- In a seriescircuit with, power factor is.... | Physics | TestHub
- A series LCR circuit is connected to an AC... | Physics | TestHub
- The maximum power is dissipated for an ac... | Physics | TestHub
- A seriescircuit connected with an ac sourc... | Physics | TestHub
- A series LCR circuit withand, is connected... | Physics | TestHub
- A series LCR circuit with and , is connect... | Physics | TestHub
- A series circuit connected with an ac sour... | Physics | TestHub
- If wattless current flows in the circuit,... | Physics | TestHub
- An AC circuit has an inductor and a resist... | Physics | TestHub
- In a series circuit, power of is dissipate... | Physics | TestHub
- In an a.c. circuit, voltage and current ar... | Physics | TestHub
- A circuit has a resistance of and an imped... | Physics | TestHub
- In a series LCR resonant circuit, the qual... | Physics | TestHub
- In an circuit, the instantaneous e.m.f. an... | Physics | TestHub
- In an a.c. circuit the voltage applied is... | Physics | TestHub
- Given below are two statements : one is la... | Physics | TestHub
- The power factor of an circuit having resi... | Physics | TestHub
- In the given circuit power factor between... | Physics | TestHub
- In a scries resonance circuit, if we chang... | Physics | TestHub
- In a series circuit with , power factor is... | Physics | TestHub
- In a series LCR circuit, the inductive rea... | Physics | TestHub
Self and mutual inductor(99)
- A long solenoid of length L_s , radius R_s... | Physics | TestHub
- Assertion (A): The self-inductance of a lo... | Physics | TestHub
- A toroid has a core of non-magnetic materi... | Physics | TestHub
- A primary coil has a self-inductance L_1 =... | Physics | TestHub
- Match the following scenarios involving in... | Physics | TestHub
- The inductance between A and D is | Physics | TestHub
- The coefficient of mutual inductance, when... | Physics | TestHub
- When the current changes from to in second... | Physics | TestHub
- In an ideal parallel circuit, the capacito... | Physics | TestHub
- Two coils are placed close to each other.... | Physics | TestHub
- The self inductance of the motor of an ele... | Physics | TestHub
- Two coils of self inductance and 8 are pla... | Physics | TestHub
- With the decrease of current in the primar... | Physics | TestHub
- A rectangular coil ABCD which is rotated a... | Physics | TestHub
- A long solenoid has 500 turns. When a curr... | Physics | TestHub
- Assertion : Inductance coils are usually m... | Physics | TestHub
- A long solenoid has 500 turns. When a curr... | Physics | TestHub
- Two coaxial solenoids are made by winding... | Physics | TestHub
- A coil of wire of a certain radius has 100... | Physics | TestHub
- Figure shows a straight wire length carryi... | Physics | TestHub
- In the circuit shown below, the key is clo... | Physics | TestHub
- A circular coil with a cross-sectional are... | Physics | TestHub
- Mutual inductance between two concentric c... | Physics | TestHub
- Magnetic energy per unit volume is represe... | Physics | TestHub
- This question has Statement 1 and Statemen... | Physics | TestHub
- A circular wire loop of radius is placed i... | Physics | TestHub
- The current in a coil varies with time as... | Physics | TestHub
- The natural frequency of the circuit shown... | Physics | TestHub
- Two solenoids of equal number of turns hav... | Physics | TestHub
- Paragraph: A point charge is moving in a c... | Physics | TestHub
- Two coils, and , are kept in close vicinit... | Physics | TestHub
- A coil of resistance and an inductance is... | Physics | TestHub
- Two conducting circular loops of radii and... | Physics | TestHub
- A solenoid long is made by winding 2000 lo... | Physics | TestHub
- Two coils have a mutual inductance . The c... | Physics | TestHub
- Mutual inductance of two coils can be incr... | Physics | TestHub
- The self inductance of a coil having 400 t... | Physics | TestHub
- When the current in a coil changes fromtoi... | Physics | TestHub
- For a current carrying inductor, emf assoc... | Physics | TestHub
- A long solenoid hasturns. When a current o... | Physics | TestHub
- An ideal capacitor of capacitance is charg... | Physics | TestHub
- There are two long co-axial solenoids of s... | Physics | TestHub
- A coil of self inductanceand resistance of... | Physics | TestHub
- A uniform coil of self-inductance and resi... | Physics | TestHub
- For a toroid , radius , and area of cross... | Physics | TestHub
- The self induced emf of a coil isvolts. Wh... | Physics | TestHub
- The total number of turns and cross-sectio... | Physics | TestHub
- A copper wire is wound on a wooden frame,... | Physics | TestHub
- An inductance coil has a reactance of. Whe... | Physics | TestHub
- A very long solenoid is made out of a wire... | Physics | TestHub
- A superconducting loop of the radiushas se... | Physics | TestHub
- Two coaxial solenoids are made by winding... | Physics | TestHub
- Ifof energy is stored for the flow of the... | Physics | TestHub
- There are two solenoids of same length and... | Physics | TestHub
- A solenoid has turns wound over a length o... | Physics | TestHub
- A superconducting loop of radiushas self-i... | Physics | TestHub
- The currentin a coil varies with time as s... | Physics | TestHub
- The currentin an inductance coil varies wi... | Physics | TestHub
- Two coils are fixed in space at some dista... | Physics | TestHub
- In a fluorescent lamp choke (a small trans... | Physics | TestHub
- Mutual inductance in the figure shown is - | Physics | TestHub
- A uniformly wound solenoidal coil of self-... | Physics | TestHub
- Two coils have a mutual inductanceThe curr... | Physics | TestHub
- The inductors of two circuits are placed n... | Physics | TestHub
- A non–conducting ring of radiushaving unif... | Physics | TestHub
- Consider an electrical circuit containing... | Physics | TestHub
- A small square loop of sideand one turn is... | Physics | TestHub
- Two conducting circular loops of radiianda... | Physics | TestHub
- The current in a coil of self inductanceis... | Physics | TestHub
- A varying current in a coil changes from t... | Physics | TestHub
- A small square loop of wire of side is pla... | Physics | TestHub
- In an inductor of self-inductance , curren... | Physics | TestHub
- Two coils of self inductance and are conne... | Physics | TestHub
- In the given figure, an inductor and resis... | Physics | TestHub
- Find the mutual inductance in the arrangem... | Physics | TestHub
- For the plane electromagnetic wave given b... | Physics | TestHub
- The energy of an electromagnetic wave cont... | Physics | TestHub
- A coil has an inductance ofand resistance... | Physics | TestHub
- The magnetic energy stored in an inductor... | Physics | TestHub
- Two concentric circular coils with radii a... | Physics | TestHub
- In a coil, the current changes from to in... | Physics | TestHub
- Two conducting circular loops A and B are... | Physics | TestHub
- Let us consider two solenoids and , made f... | Physics | TestHub
- When a coil is connected across a dc suppl... | Physics | TestHub
- The current in an inductor is given by whe... | Physics | TestHub
- Two coils have mutual inductance. The curr... | Physics | TestHub
- A small square loop of wire of sideis plac... | Physics | TestHub
- Regarding self-inductance: A. The self-ind... | Physics | TestHub
- Consider and are the currents flowing simu... | Physics | TestHub
- Consider a long solenoid of length and rad... | Physics | TestHub
- Two identical inductors are connected in t... | Physics | TestHub
- Two coils are placed in such a manner that... | Physics | TestHub
- In the circuit shown, the switch is closed... | Physics | TestHub
- Two inductor coils of self inductance 3H a... | Physics | TestHub
- Two copper coils A and B are wound over a... | Physics | TestHub
- A long coaxial cable carries I Current flo... | Physics | TestHub
- Ratio of kinetic inductance and inductance... | Physics | TestHub
- A variable voltage \mathrm{V}=2 \mathrm{t}... | Physics | TestHub
- A part of a complete circuit is shown in t... | Physics | TestHub
Series AC Circuits(348)
- In the given a.c. circuit, choose the corr... | | TestHub
- In the circuit shown power factor of box i... | | TestHub
- The box may have any series combination of... | | TestHub
- Choose the correct options regarding to th... | | TestHub
- The phase difference between voltage V and... | Physics | TestHub
- Assertion (A): At resonance in a series LC... | Physics | TestHub
- A series LCR circuit is connected to an AC... | Physics | TestHub
- A series LCR circuit is connected to an AC... | Physics | TestHub
- An AC source with voltage V = V_0 \sin(\om... | Physics | TestHub
- Match the following scenarios in an AC cir... | Physics | TestHub
- An LCR series circuit is connected to an A... | Physics | TestHub
- An LCR series circuit is connected to an A... | Physics | TestHub
- A series LCR circuit with L=100 \text{ mH}... | Physics | TestHub
- A load of impedance Z is connected to an A... | Physics | TestHub
- If in a circuit current lags behind EMF by... | Physics | TestHub
- For a series LCR circuit the power loss at... | Physics | TestHub
- In an oscillating LC circuit the maximum c... | Physics | TestHub
- A capacitor of capacitance is connected in... | Physics | TestHub
- In a LCR circuit capacitance is changed fr... | Physics | TestHub
- In an LCR series a.c. circuit, the voltage... | Physics | TestHub
- In a circuit and are connected in series w... | Physics | TestHub
- A a.c. source of 20 volts is connected acr... | Physics | TestHub
- The phase difference between the alternati... | Physics | TestHub
- Q-factor can be increased by having a coil of | Physics | TestHub
- A small piece of metal wire is dragged acr... | Physics | TestHub
- An inductor , a resistor and a battery are... | Physics | TestHub
- Given below is the circuit diagram of an A... | Physics | TestHub
- In a series resonant LCR circuit, the volt... | Physics | TestHub
- Current in the LCR circuit becomes extreme... | Physics | TestHub
- In an circuit the potential differences ac... | Physics | TestHub
- What is the value of inductance for which... | Physics | TestHub
- When d.c. is applied across a coil, a curr... | Physics | TestHub
- If frequency of circuit is then impedence... | Physics | TestHub
- In nature, the electric charge of any syst... | Physics | TestHub
- Power dissipated in an LCR series circuit... | Physics | TestHub
- Power dissipated in an series circuit conn... | Physics | TestHub
- In a series circuit, the voltage across th... | Physics | TestHub
- The following series circuit, when driven... | Physics | TestHub
- An AM wave has of total power content. For... | Physics | TestHub
- In a series LCR circuit and the voltage an... | Physics | TestHub
- An AC voltage source of variable angular f... | Physics | TestHub
- In the given circuit the reading of voltme... | Physics | TestHub
- You are given many resistances, capacitors... | Physics | TestHub
- An AC voltage is applied to a resistance a... | Physics | TestHub
- A coil has resistance and inductive reacta... | Physics | TestHub
- A series combination is connected to an vo... | Physics | TestHub
- In series circuit, the phase difference be... | Physics | TestHub
- A coil of resistance and inductance is con... | Physics | TestHub
- What is the mechanical equivalent of sprin... | Physics | TestHub
- An inductive circuit contains a resistance... | Physics | TestHub
- A series - circuit is connected to voltage... | Physics | TestHub
- In a given series circuit and , the current | Physics | TestHub
- Which of the following parameter in the se... | Physics | TestHub
- In an circuit shown in the following figur... | Physics | TestHub
- A resistance and a capacitance are connect... | Physics | TestHub
- A resistor , an inductor and capacitor are... | Physics | TestHub
- In an circuit, the potential across an ind... | Physics | TestHub
- When resonance is produced in a series LCR... | Physics | TestHub
- In an oscillating system, a restoring forc... | Physics | TestHub
- A coil of self-inductance is connected in... | Physics | TestHub
- In the circuit shown here, the voltage acr... | Physics | TestHub
- In a series circuit, Farad, Henry and , wh... | Physics | TestHub
- In the adjoining circuit, if the reading o... | Physics | TestHub
- An LCR circuit as shown in the figure is c... | Physics | TestHub
- In the circuit shown here, the point '' is... | Physics | TestHub
- When the rms voltagesandare measured respe... | Physics | TestHub
- An circuit contains and . The impedence of... | Physics | TestHub
- An inductive circuit contains a resistance... | Physics | TestHub
- At time t = 0, terminal A in the circuit s... | Physics | TestHub
- A coil of inductance is connected to a cap... | Physics | TestHub
- The current graph for resonance in circuit is | Physics | TestHub
- A resistancedraws powerwhen connected to a... | Physics | TestHub
- A series R-C circuit is connected to an al... | Physics | TestHub
- For the LCR circuit, shown here, the curre... | Physics | TestHub
- The value of inductance for which the curr... | Physics | TestHub
- Assertion : At resonance, series circuit h... | Physics | TestHub
- Aresistance and a capacitor ofreactance ar... | Physics | TestHub
- A seriescircuit is connected to a voltage... | Physics | TestHub
- Which of the following combinations should... | Physics | TestHub
- A series resonant circuit has a quality fa... | Physics | TestHub
- A small signal voltageis applied across an... | Physics | TestHub
- An arc lamp requires a direct current of 1... | Physics | TestHub
- An A.C. source is connected to a resistive... | Physics | TestHub
- An alternating voltage of frequency is app... | Physics | TestHub
- Figure shows a circuit contains three iden... | Physics | TestHub
- A sinusoidal voltage of peak valueand angu... | Physics | TestHub
- Resonance frequency of LCR series a.c. cir... | Physics | TestHub
- In the circuit shown, They are connected i... | Physics | TestHub
- An alternating voltage of frequency is app... | Physics | TestHub
- The magnetic potential energy stored in a... | Physics | TestHub
- In the given circuit the reading of voltme... | Physics | TestHub
- An ideal capacitor of capacitanceis charge... | Physics | TestHub
- An inductorcapacitorand a resistorare conn... | Physics | TestHub
- Two coils have a mutual inductance . The c... | Physics | TestHub
- A series combination of resistor and capac... | Physics | TestHub
- An electric bulb has a rated power of at .... | Physics | TestHub
- Ainductor coil is connected to aresistance... | Physics | TestHub
- In a oscillatory circuit, find the energy... | Physics | TestHub
- Consider the LR circuit shown in the figur... | Physics | TestHub
- In LCR series circuit, source voltage is a... | Physics | TestHub
- A circuit connected to an ac source of emf... | Physics | TestHub
- For a series RLC circuit . The impedance o... | Physics | TestHub
- In the figure shown, a circuit contains tw... | Physics | TestHub
- A circuit when connected to an AC source o... | Physics | TestHub
- In the circuit shown,the switch is closed... | Physics | TestHub
- A light bulb and an inductor coil are conn... | Physics | TestHub
- Asource is connected to a resistance ofan... | Physics | TestHub
- A telephone wire of lengthhas a capacitanc... | Physics | TestHub
- Acapacitor is connected to a,AC supply. Th... | Physics | TestHub
- The current through an inductor of impedan... | Physics | TestHub
- The figure below shows a battery of emf co... | Physics | TestHub
- Acircuit behaves like a clamped harmonic o... | Physics | TestHub
- A seriescircuit withresistance is connecte... | Physics | TestHub
- An ac source of(r.m.s value) is connected... | Physics | TestHub
- An AC e.m.fis applied to ancircuit contain... | Physics | TestHub
- In the circuit shown in the figure, the sw... | Physics | TestHub
- A bulb is rated at, it can be treated as a... | Physics | TestHub
- As shown in the figure, a battery of emfis... | Physics | TestHub
- In the circuit shown, current measured by... | Physics | TestHub
- In a seriescircuit, power ofis dissipated... | Physics | TestHub
- A seriescircuit is connected to a battery... | Physics | TestHub
- An inductor coil and a capacitor and a res... | Physics | TestHub
- A capacitor of capacitanceis connected to... | Physics | TestHub
- Incircuit the inductanceand capacitanceIf... | Physics | TestHub
- An emf ofis applied at timeto a circuit co... | Physics | TestHub
- In the adjacent circuit, the instantaneous... | Physics | TestHub
- The resonance frequency of LCR series a.c.... | Physics | TestHub
- In a series circuit, the voltage drop acro... | Physics | TestHub
- The reading of the ammeter and voltmeter a... | Physics | TestHub
- An A.C. voltageis applied to anseries circ... | Physics | TestHub
- The power factor of an L-R series circuit... | Physics | TestHub
- An LCR series circuit is connected to an o... | Physics | TestHub
- An inductor of inductance , a capacitor of... | Physics | TestHub
- In a circuit, a metal filament lamp is con... | Physics | TestHub
- Match List-I with List-II. List - I List -... | Physics | TestHub
- A series LCR circuit is designed to resona... | Physics | TestHub
- An inductor coil storesof magnetic field e... | Physics | TestHub
- In an ac circuit, an inductor, a capacitor... | Physics | TestHub
- The current at time and respectively for t... | Physics | TestHub
- Ancircuit contains resistance ofand a supp... | Physics | TestHub
- An inductor ofis connected to abattery thr... | Physics | TestHub
- In a scriesresonance circuit, if we change... | Physics | TestHub
- In anseries circuit, an inductorand a resi... | Physics | TestHub
- A seriescircuit containinginductor,capacit... | Physics | TestHub
- A series LCR circuit driven byat a frequen... | Physics | TestHub
- In a series LCR resonant circuit, the qual... | Physics | TestHub
- The angular frequency of alternating curre... | Physics | TestHub
- A sinusoidal voltage of peak valueis appli... | Physics | TestHub
- In a circuit, a metal filament lamp is con... | Physics | TestHub
- For a seriescircuit withandconnected acros... | Physics | TestHub
- An circuit as shown in the figure is drive... | Physics | TestHub
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- A transmitting station releases waves of w... | Physics | TestHub
- Aresistance, acapacitor and an inductor ar... | Physics | TestHub
- A series LCR circuit ofandis connected acr... | Physics | TestHub
- The time taken for the magnetic energy to... | Physics | TestHub
- Two circuits are shown in figure and . At... | Physics | TestHub
- The RMS value of conduction current in a p... | Physics | TestHub
- A AC source is connected to a lamp and an... | Physics | TestHub
- To increase the resonant frequency in seri... | Physics | TestHub
- The effective current in the given circuit... | Physics | TestHub
- A sinusoidal voltagevolt is applied to a s... | Physics | TestHub
- If wattless current flows in thecircuit, t... | Physics | TestHub
- An inductor of inductance is connected to... | Physics | TestHub
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- A coil of inductance and resistance is con... | Physics | TestHub
- When you walk through a metal detector car... | Physics | TestHub
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- A series LCR circuit with inductance, capa... | Physics | TestHub
- In a series LCR circuit, the inductance, c... | Physics | TestHub
- A capacitor of capacitanceis charged compl... | Physics | TestHub
- A circuit elementwhen connected to an AC s... | Physics | TestHub
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- An AC source is connected to an inductance... | Physics | TestHub
- Given below are two statements: Statement-... | Physics | TestHub
- For a series circuit, vs curve is shown (a... | Physics | TestHub
- An inductor of inductance is connected in... | Physics | TestHub
- An ac source is connected in the given cir... | Physics | TestHub
- In A.C. circuit in which inductance and ca... | Physics | TestHub
- If and are the impedances of the given cir... | Physics | TestHub
- In an LC oscillator, if values of inductan... | Physics | TestHub
- An LCR series circuit of capacitanceand re... | Physics | TestHub
- Given below are two statements:Statement I... | Physics | TestHub
- The net impedance of circuit (as shown in... | Physics | TestHub
- As per the given graph, choose the correct... | Physics | TestHub
- In a seriescircuit, the inductanceis, capa... | Physics | TestHub
- For very high frequencies, the effective i... | Physics | TestHub
- An ac source is connected to a capacitor.... | Physics | TestHub
- For the given figures, choose the correct... | Physics | TestHub
- In a series circuit the frequency of a a.c... | Physics | TestHub
- An oscillatingcircuit consists of ainducto... | Physics | TestHub
- Given below are two statements:Statement I... | Physics | TestHub
- An inductor of, a capacitor ofand resistan... | Physics | TestHub
- In the given circuit, value of current thr... | Physics | TestHub
- Given below are two statements:Statement I... | Physics | TestHub
- A series LCR circuit is connected to an ac... | Physics | TestHub
- A series LCR circuit is connected to a Vol... | Physics | TestHub
- Match List I with List II | Physics | TestHub
- A parallel plate capacitor has a capacitan... | Physics | TestHub
- A capacitor of reactance and a resistor of... | Physics | TestHub
- Given below are two statements: Statement... | Physics | TestHub
- An alternating voltagevolt is applied to a... | Physics | TestHub
- The amplitude of the charge oscillating in... | Physics | TestHub
- In series LCR circuit, the capacitance is... | Physics | TestHub
- In the circuit shown below, the inductance... | Physics | TestHub
- A series LCR circuit is subjected to an ac... | Physics | TestHub
- For a given series LCR circuit it is found... | Physics | TestHub
- When a voltage of is applied to an inducto... | Physics | TestHub
- An alternating emf volt is applied to a ca... | Physics | TestHub
- Which of the following graphs represents t... | Physics | TestHub
- A LCR circuit is at resonance for a capaci... | Physics | TestHub
- A coil of negligible resistance is connect... | Physics | TestHub
- In an ac circuit, the instantaneous curren... | Physics | TestHub
- An ac source is connected in given series... | Physics | TestHub
- In a series LCR circuit, a resistor of , a... | Physics | TestHub
- Given below are two statements : one is la... | Physics | TestHub
- An electric bulb rated as is connected to... | Physics | TestHub
- For ac circuit shown in figure, and and th... | Physics | TestHub
- A series LCR circuit is connected to an al... | Physics | TestHub
- A circuit with an electrical load having i... | Physics | TestHub
- To an ac power supply of 220 V at 50 Hz ,... | Physics | TestHub
- An inductor of reactance , a capacitor of... | Physics | TestHub
- An inductor of self inductance 1 H connect... | Physics | TestHub
- An ac voltage Volt is applied to a series... | Physics | TestHub
- An ac circuit contains a resistance of k,... | Physics | TestHub
- A current of 0.6 \mathrm{amp}(\mathrm{rms}... | Physics | TestHub
- In the RLC series circuit shown, the readi... | Physics | TestHub
- The voltage time (\mathrm{V}-\mathrm{t}) g... | Physics | TestHub
- A capacitor \mathrm{C}=2 \mu \mathrm{~F} a... | Physics | TestHub
- In the circuit diagram shown, \mathrm{X}_{... | Physics | TestHub
- An inductive reactance, \mathrm{X}_{\mathr... | Physics | TestHub
- 110 volts (rms) is applied across a series... | Physics | TestHub
- The peak value of an alternating emf E giv... | Physics | TestHub
- The curve shows data taken in a driven RLC... | Physics | TestHub
- In the figure, if \mathrm{I}_{\mathrm{L}}=... | Physics | TestHub
- Resonance occurs in a series L-C-R circuit... | Physics | TestHub
- A series combination of resistor and capac... | Physics | TestHub
- The A.C. circuit shown in figure. Find the... | Physics | TestHub
- A circuit has three elements, a resistance... | Physics | TestHub
- An alternating emf of frequency \mathrm{v}... | Physics | TestHub
- A series LCR circuit is connected to an al... | Physics | TestHub
- A sinusoidal voltage of peak value and ang... | Physics | TestHub
- A series LCR circuit is connected to an ac... | Physics | TestHub
- Given below are two statements :Statement-... | Physics | TestHub
- A series LCR circuit is subjected to an ac... | Physics | TestHub
- The frequencies at which the current ampli... | Physics | TestHub
- An inductor of self inductance 1 H connect... | Physics | TestHub
- In L-R series circuit, source voltage is 1... | Physics | TestHub
- A source is connected in the circuit (as s... | Physics | TestHub
- In a series LCR circuit, a resistor of , a... | Physics | TestHub
- A series RLC circuit is driven by a genera... | Physics | TestHub
- A series LCR circuit has and and it is con... | Physics | TestHub
- An LCR series circuit of capacitance and r... | Physics | TestHub
- An inductor \left(\mathrm{x}_{\mathrm{L}}=... | Physics | TestHub
- A sinusoidal voltage volt is applied to a... | Physics | TestHub
- A series circuit is connected to an ac sou... | Physics | TestHub
- The phase difference between the alternati... | Physics | TestHub
- An inductor of , a capacitor of and a resi... | Physics | TestHub
- An inductor of inductance is connected in... | Physics | TestHub
- A series LCR circuit is connected to an AC... | Physics | TestHub
- A series LCR circuit consists of . , and .... | Physics | TestHub
- In an ac circuit, an inductor, a capacitor... | Physics | TestHub
- An arc lamp requires a direct current of 1... | Physics | TestHub
- In an LCR series a.c. circuit, the voltage... | Physics | TestHub
- In a series LCR circuit, the inductance, c... | Physics | TestHub
- For a series circuit with and connected ac... | Physics | TestHub
- In an series circuit, an inductor and a re... | Physics | TestHub
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- A LCR circuit is at resonance for a capaci... | Physics | TestHub
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- When resonance is produced in a series LCR... | Physics | TestHub
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- Given below are two statements:Statement I... | Physics | TestHub
- For the LCR circuit, shown here, the curre... | Physics | TestHub
- Given below are two statements:Statement I... | Physics | TestHub
- Match List-I with List-II. List - I List -... | Physics | TestHub
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- In series LCR circuit, the capacitance is... | Physics | TestHub
- Match list-1 with list-2. = Phase difference. | Physics | TestHub
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- Given below are two statements:Statement I... | Physics | TestHub
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- Given below are two statements:Statement I... | Physics | TestHub
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- An AC source is connected to an inductance... | Physics | TestHub
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- When an impedance, consisting of an induct... | Physics | TestHub
Transformer(66)
- Assertion (A): A step-up transformer incre... | Physics | TestHub
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- Assertion : We use a thick wire in the sec... | Physics | TestHub
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- The core of a transformer is laminated bec... | Physics | TestHub
- The primary and secondary coils of a trans... | Physics | TestHub
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- In Colpitt oscillator the feedback network... | Physics | TestHub
- Assertion: Transformers are used only in a... | Physics | TestHub
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- The core of any transformer is laminated s... | Physics | TestHub
- A potential difference of is applied betwe... | Physics | TestHub
- The output voltage of a transfor mer conne... | Physics | TestHub
- The turn ratio of transformers is given as... | Physics | TestHub
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- Paragraph: A thermal power plant produces... | Physics | TestHub
- The most suitable metal for making electro... | Physics | TestHub
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- A transformer with efficiency works at and... | Physics | TestHub
- A power transmission line feeds input powe... | Physics | TestHub
- A power transmission line feeds input powe... | Physics | TestHub
- In a transformer number of turns in primar... | Physics | TestHub
- A transformer consisting ofturns in the pr... | Physics | TestHub
- Magnetic materials used for making permane... | Physics | TestHub
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- A transformer having an efficiency ofis wo... | Physics | TestHub
- The output of a step down transformers is... | Physics | TestHub
- A power transmission line feeds input powe... | Physics | TestHub
- A transformer is used to light aandlamp fr... | Physics | TestHub
- A transformer is used to light aandlamp fr... | Physics | TestHub
- In a transformer the number of primary tur... | Physics | TestHub
- The primary winding of a transformer has 1... | Physics | TestHub
- A power transmission line feeds input powe... | Physics | TestHub
- A step-up transformer operates on a line a... | Physics | TestHub
- A step down transformer connected to an ac... | Physics | TestHub
- For the given circuit, comment on the type... | Physics | TestHub
- A common transistor radio set requiresfor... | Physics | TestHub
- Match List - I with List - II. List-I List... | Physics | TestHub
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- Alamp is connected to the secondary of a s... | Physics | TestHub
- A generator at a utility company produces... | Physics | TestHub
- An ideal transformer with purely resistive... | Physics | TestHub
- Match the List-I with List-II. List I List... | Physics | TestHub
- A transformer has an efficiency ofand work... | Physics | TestHub
- Primary coil of a transformer is connected... | Physics | TestHub
- The primary side of a transformer is conne... | Physics | TestHub
- In an ideal transformer, the turns ratio i... | Physics | TestHub
- A transformer has 200 windings in the prim... | Physics | TestHub
- The primary of a transformer has 400 turns... | Physics | TestHub
- A step up transformer is connected to an a... | Physics | TestHub
- A power transmission line feeds input powe... | Physics | TestHub
- For an ideal transformer, ratio of \mathrm... | Physics | TestHub
- The core of any transformer is laminated s... | Physics | TestHub
- Primary coil of a transformer is connected... | Physics | TestHub
- A transformer consisting of turns in the p... | Physics | TestHub
- A common transistor radio set requires for... | Physics | TestHub
- A power transmission line feeds input powe... | Physics | TestHub
- A transformer operating at primary voltage... | Physics | TestHub
- A transformer has an efficiency of and wor... | Physics | TestHub
- For the given circuit, comment on the type... | Physics | TestHub
- A power transmission line feeds input powe... | Physics | TestHub
- A power transmission line feeds input powe... | Physics | TestHub
- The primary side of a transformer is conne... | Physics | TestHub
- In a transformer, number of turns in the p... | Physics | TestHub
- An ideal transformer with purely resistive... | Physics | TestHub
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