Physics › Semiconductors
Semiconductors Questions
628 questions across 6 subtopics — with step-by-step solutions.
Diodes & Transistors(12)
- In the circuit shown here, assuming thresh... | Physics | TestHub
- The output voltage in the following circui... | Physics | TestHub
- Which of the following circuits represents... | Physics | TestHub
- Refer to the circuit diagram given in the... | Physics | TestHub
- Which of the following circuits has the sa... | Physics | TestHub
- Consider a n-type semiconductor in which a... | Physics | TestHub
- Consider the following logic circuit.The o... | Physics | TestHub
- Consider the following statements:A. The j... | Physics | TestHub
- The output of the circuit is low (zero) fo... | Physics | TestHub
- A zener diode with 5 V zener voltage is us... | Physics | TestHub
- The truth table for the circuit given belo... | Physics | TestHub
- The truth table corresponding to the circu... | Physics | TestHub
Logic gates(156)
- Given below are two statements:Statement I... | Physics | TestHub
- How many minimum number of two-input NAND... | Physics | TestHub
- For which logic gate, the given truth tabl... | Physics | TestHub
- Following diagram performs the logic funct... | Physics | TestHub
- The output of OR gate is 1 :NEET 2004 | Physics | TestHub
- Which logic gate is represented by the fol... | Physics | TestHub
- Assertion : The logic gate NOT can be buil... | Physics | TestHub
- Which of the following logic gates is a un... | Physics | TestHub
- The circuit given below represents which o... | Physics | TestHub
- The following figure shows a logic gate ci... | Physics | TestHub
- Assertion : NAND is a universal gate. Reas... | Physics | TestHub
- In the following circuit, the output for a... | Physics | TestHub
- Identify the logic gate from the following... | Physics | TestHub
- The circuit is equivalent toNEET 2008 (Scr... | Physics | TestHub
- In the circuit below, and represent two in... | Physics | TestHub
- The circuitis equivalent toNEET 2008 (Mains) | Physics | TestHub
- Which of the following gates correspond to... | Physics | TestHub
- When the inputs of a two input logic gate... | Physics | TestHub
- The logic circuit shown below has the inpu... | Physics | TestHub
- The symbolic representation of four logic... | Physics | TestHub
- The logic gate represented in following fi... | Physics | TestHub
- To get an output from the circuit shown be... | Physics | TestHub
- The combination of gates shown below yields | Physics | TestHub
- The following figure shows a logic gate ci... | Physics | TestHub
- Symbolic representation of four logic gate... | Physics | TestHub
- Truth table for system of four NAND gates... | Physics | TestHub
- Which one of the following is the Boolean... | Physics | TestHub
- To get an output in given circuit which of... | Physics | TestHub
- Which logic gate with inputs and performs... | Physics | TestHub
- The figure shows a logic circuit with two... | Physics | TestHub
- The figure shows a combination of two NOT... | Physics | TestHub
- To get an OR gate from a NAND gate, we need | Physics | TestHub
- The output of the logic circuit shown in f... | Physics | TestHub
- A system of four gates is set up as shown.... | Physics | TestHub
- The output from a NAND gate is divided int... | Physics | TestHub
- The circuit as shown in figure,the equival... | Physics | TestHub
- Which of the following circuits correctly... | Physics | TestHub
- Consider two npn transistors as shown in f... | Physics | TestHub
- Which logic gate is represented by the fol... | Physics | TestHub
- The output of the logic circuit shown in f... | Physics | TestHub
- Given, and are input terminalsLogic isLogi... | Physics | TestHub
- Identify the gate and match in the bracket... | Physics | TestHub
- To get an output from the circuit shown in... | Physics | TestHub
- Assertion : The output voltage and the inp... | Physics | TestHub
- Which logic gate is represented by the fol... | Physics | TestHub
- If a, b, c, d are inputs to a gate andis i... | Physics | TestHub
- To get outputfor the following circuit, th... | Physics | TestHub
- The output for the given, circuit is | Physics | TestHub
- The truth table given in fig. represents:A... | Physics | TestHub
- For what value of and , the output | Physics | TestHub
- What is the outputin the following circuit... | Physics | TestHub
- To get an output offrom the circuit shown... | Physics | TestHub
- The combination of gates shown below yields | Physics | TestHub
- The given electrical network is equivalent... | Physics | TestHub
- The given electrical network is equivalent... | Physics | TestHub
- Output of the given circuit is | Physics | TestHub
- Truth table for the given circuit will be | Physics | TestHub
- In the combination of the following gates... | Physics | TestHub
- The output of the given logic circuit is: | Physics | TestHub
- The waveforms and given below are given as... | Physics | TestHub
- The truth table for the circuit given in t... | Physics | TestHub
- Which of the following gates will have an... | Physics | TestHub
- The correct Boolean operation represented... | Physics | TestHub
- The logic gate equivalent to the given log... | Physics | TestHub
- The circuit diagram shown here corresponds... | Physics | TestHub
- To get output'1' at for the given logic ga... | Physics | TestHub
- Assertion : The logic gate NOT can be buil... | Physics | TestHub
- For given logic diagram, output, then inpu... | Physics | TestHub
- Boolean relation at the output stage-for t... | Physics | TestHub
- Which of the following gives a reversible... | Physics | TestHub
- In the given circuit, value ofis: | Physics | TestHub
- The outputof the combination of logic gate... | Physics | TestHub
- Identify the operation performed by the ci... | Physics | TestHub
- In the following, digital circuit, what wi... | Physics | TestHub
- Which of the following gate is called univ... | Physics | TestHub
- The outputof the logic circuit shown in fi... | Physics | TestHub
- For the logic circuit shown, the truth tab... | Physics | TestHub
- The combination of gates shown here in the... | Physics | TestHub
- The following arrangement performs the log... | Physics | TestHub
- Identify the correct output signal in the... | Physics | TestHub
- Identify the logic operation carried out. | Physics | TestHub
- In the logic circuit shown in the figure,... | Physics | TestHub
- Which one of the following will be the out... | Physics | TestHub
- The logic circuit shown above is equivalen... | Physics | TestHub
- In the following logic circuit the sequenc... | Physics | TestHub
- Identify the logic operation carried out b... | Physics | TestHub
- Four NOR gates are connected as shown in f... | Physics | TestHub
- The output of the given combination gates... | Physics | TestHub
- The following logic gate is equivalent to : | Physics | TestHub
- Draw the output signal in the given combin... | Physics | TestHub
- The following circuit represents | Physics | TestHub
- For the given circuit, the input digital s... | Physics | TestHub
- The truth table for the following logic ci... | Physics | TestHub
- Find the truth table for the function of a... | Physics | TestHub
- Identify the equivalent logic gate represe... | Physics | TestHub
- The truth table for the given logic circui... | Physics | TestHub
- Identify the logic operation performed by... | Physics | TestHub
- Identify the correct Logic Gate for the fo... | Physics | TestHub
- A logic gate circuit has two inputs and an... | Physics | TestHub
- In the circuit, the logical value of or wh... | Physics | TestHub
- The diagram of a logic circuit is given be... | Physics | TestHub
- For the following circuit and given inputs... | Physics | TestHub
- The given circuit is equivalent toNEET 202... | Physics | TestHub
- The output for the inputs and of circuit i... | Physics | TestHub
- For the logic circuit shown, the output wa... | Physics | TestHub
- For the given logic gates combination, the... | Physics | TestHub
- The logic performed by the circuit shown i... | Physics | TestHub
- The output from a NAND gate having inputs... | Physics | TestHub
- Name the logic gate equivalent to the diag... | Physics | TestHub
- The logic gate equivalent to the given cir... | Physics | TestHub
- For the following logic circuit, the truth... | Physics | TestHub
- The logic operations performed by the give... | Physics | TestHub
- The output waveform of the given logical c... | Physics | TestHub
- A logic circuit provides the output as per... | Physics | TestHub
- In the truth table of the above circuit th... | Physics | TestHub
- The output for the inputs and of the given... | Physics | TestHub
- When the output of an OR gate is applied a... | Physics | TestHub
- The correct truth table for the following... | Physics | TestHub
- The truth table of the given circuit diagr... | Physics | TestHub
- The output of following circuit for given... | Physics | TestHub
- Identify the logic gate given in the circuit: | Physics | TestHub
- Identify the logic operation performed by... | Physics | TestHub
- The output of the given circuit diagram is | Physics | TestHub
- Following gates section is connected in a... | Physics | TestHub
- The truth table for this given circuit is: | Physics | TestHub
- The output ( ) of the given logic gate is... | Physics | TestHub
- The output of the given arrangement of log... | Physics | TestHub
- The output of logic circuit given below is... | Physics | TestHub
- Which of the following circuits has the sa... | Physics | TestHub
- Choose the correct logic circuit for the g... | Physics | TestHub
- Consider the following logic circuit.The o... | Physics | TestHub
- \begin{array}{c|c|c} A & B & Y \\\hline 0... | Physics | TestHub
- The output of the circuit is low (zero) fo... | Physics | TestHub
- The truth table for the circuit given belo... | Physics | TestHub
- The truth table corresponding to the circu... | Physics | TestHub
- In the digital circuit shown in the figure... | Physics | TestHub
- The output of the given logic implementati... | Physics | TestHub
- For the circuit shown above, equivalent GA... | Physics | TestHub
- The Boolean expression can be realised wit... | Physics | TestHub
- In a given circuit as shown the two inputs... | Physics | TestHub
- The given truth table is for which logic g... | Physics | TestHub
- NAND gate is- | Physics | TestHub
- The output of OR gate is 1 : | Physics | TestHub
- The Boolean expression for the output Y of... | Physics | TestHub
- The Boolean equation of NOR gate is- | Physics | TestHub
- For the logic circuit shown the Boolean re... | Physics | TestHub
- For the given combination of gates, if the... | Physics | TestHub
- The correct output for the given circuit is | Physics | TestHub
- In the logic circuit, Y is given by :- | Physics | TestHub
- Choose the correct logic circuit for the g... | Physics | TestHub
- Following diagram performs the logic funct... | Physics | TestHub
- For the given combination of gates, if the... | Physics | TestHub
- Given below are four logic gates symbols.... | Physics | TestHub
- What will be the input of A and B for the... | Physics | TestHub
- The arrangement of gates shown below effec... | Physics | TestHub
- Given truth table is for which GATE - | Physics | TestHub
Miscellaneous(60)
- A photodiode is fabricated from a semicond... | Physics | TestHub
- Given below are two statements:Statement I... | Physics | TestHub
- At absolute zero, Si acts as | Physics | TestHub
- At temperature, a -type semiconductor | Physics | TestHub
- The difference in the variation of resista... | Physics | TestHub
- To a germanium sample, traces of gallium a... | Physics | TestHub
- Assertion : The resistivity of a semicondu... | Physics | TestHub
- The temperature dependence of resistivity... | Physics | TestHub
- A Ge specimen is doped with . The concentr... | Physics | TestHub
- In a semiconducting material the mobilitie... | Physics | TestHub
- Choose the only false statement from the f... | Physics | TestHub
- Assertion : The number of electrons in a -... | Physics | TestHub
- In a P-type semiconductor, the acceptor im... | Physics | TestHub
- When the conductivity of a semiconductor i... | Physics | TestHub
- If the ratio of the concentration of elect... | Physics | TestHub
- A conductor and a semi-conductor are conne... | Physics | TestHub
- Carbon, silicon and germanium have four va... | Physics | TestHub
- A Ge specimen is doped with Al. The concen... | Physics | TestHub
- A transistor is operated in common-emitter... | Physics | TestHub
- Assertion : At a fixed temperature, silico... | Physics | TestHub
- Assertion : A pure semiconductor has negat... | Physics | TestHub
- Which one of the following statement is fa... | Physics | TestHub
- Which of the following rays is emitted by... | Physics | TestHub
- A transistor is operated in common emitter... | Physics | TestHub
- Pure Si at has equal number of electron an... | Physics | TestHub
- If a small amount of antimony is added to... | Physics | TestHub
- and Si both have same lattice structure, h... | Physics | TestHub
- Mobilities of electrons and holes in a sam... | Physics | TestHub
- In a -type semiconductor, which of the fol... | Physics | TestHub
- In a semiconductor, separation between con... | Physics | TestHub
- An -type semiconductor is | Physics | TestHub
- The input signal is given to a CE amplifie... | Physics | TestHub
- The temperature dependence of resistance o... | Physics | TestHub
- Which one of the following represents forw... | Physics | TestHub
- Assertion : An -type semiconductor has a l... | Physics | TestHub
- The conductivity of a semiconductor sample... | Physics | TestHub
- In the circuit shown in the figure, the in... | Physics | TestHub
- Assertion : Electron has higher mobility t... | Physics | TestHub
- For atype semiconductor, which of the foll... | Physics | TestHub
- An intrinsic semiconductor is converted in... | Physics | TestHub
- The solids which have the negative tempera... | Physics | TestHub
- In a semiconductor, the number density of... | Physics | TestHub
- Statement I: By doping silicon semiconduct... | Physics | TestHub
- The electron concentration in an undefined... | Physics | TestHub
- For extrinsic semiconductors; when doping... | Physics | TestHub
- A p-type extrinsic semiconductor is obtain... | Physics | TestHub
- The resistivity of semiconductor varies wi... | Physics | TestHub
- Given below are two statements: one is lab... | Physics | TestHub
- Intrinsic semiconductor is electrically ne... | Physics | TestHub
- Statement I : When a Si sample is doped wi... | Physics | TestHub
- A germanium crystal is doped with arsenic... | Physics | TestHub
- Consider a n-type semiconductor in which a... | Physics | TestHub
- Among the following the weakest bond is ..... | Physics | TestHub
- The Substances having sharp melting points... | Physics | TestHub
- The Physical Property(ies) which (is) are... | Physics | TestHub
- Amorphous solids do not have sharp melting... | Physics | TestHub
- The solids which do not have sharp melting... | Physics | TestHub
- Crystalline solids have orderly arrangemen... | Physics | TestHub
- The Physical Property(ies) which (is) are... | Physics | TestHub
- Which of the following is the property of... | Physics | TestHub
PN junction(265)
- A full-wave rectifier circuit uses two dio... | Physics | TestHub
- Given below are two statements:Statement I... | Physics | TestHub
- Assertion : During reverse biasing a diode... | Physics | TestHub
- In a junction:NEET 2002 | Physics | TestHub
- The potential barrier, in the depletion la... | Physics | TestHub
- For the given circuit of the junction diod... | Physics | TestHub
- In the middle of the depletion layer of a... | Physics | TestHub
- Reverse bias applied to a junction diodeNE... | Physics | TestHub
- If a full wave rectifier circuit is operat... | Physics | TestHub
- Barrier potential of a junction diode does... | Physics | TestHub
- In a junction photocell, the value of the... | Physics | TestHub
- When p-n junction diode is forward biased | Physics | TestHub
- On the diodes shown in the following diagr... | Physics | TestHub
- The peak voltage in the output of a halfwa... | Physics | TestHub
- Application of a forward bias to a junctio... | Physics | TestHub
- Zener diode is used for:NEET 2005 | Physics | TestHub
- Assertion : A diode lasers are used as opt... | Physics | TestHub
- In a full wave rectifier circuit operating... | Physics | TestHub
- Which of the following gates can perform p... | Physics | TestHub
- An oscillator is essentially | Physics | TestHub
- A light emitting diode (LED) has a voltage... | Physics | TestHub
- Assertion : A junction with reverse bias c... | Physics | TestHub
- The frequency of an FM transmitter without... | Physics | TestHub
- A forward biased diode is:NEET 2006 | Physics | TestHub
- In the following, which one of the diodes... | Physics | TestHub
- When a -n diode is reverse biased, then | Physics | TestHub
- The circuit has two oppositely connect ide... | Physics | TestHub
- The electric field intensity , due to an e... | Physics | TestHub
- In the half wave rectifier circuit operati... | Physics | TestHub
- Zener diode acts as a/an | Physics | TestHub
- Identify the graph which correctly represe... | Physics | TestHub
- If in a junction diode, a square input sig... | Physics | TestHub
- A p-n photodiode is made of a material wit... | Physics | TestHub
- A slit of width 'a' is illuminated with a... | Physics | TestHub
- A cylindrical capacitor has charge and len... | Physics | TestHub
- When a solid with a band gap has a donor l... | Physics | TestHub
- A p-n photodiode is made of a material wit... | Physics | TestHub
- A photodiode is fabricated from a semicond... | Physics | TestHub
- A p-n junction (D) shown in the figure can... | Physics | TestHub
- In the given circuit, the potential differ... | Physics | TestHub
- A p-n photodiode is fabricated from a semi... | Physics | TestHub
- Assertion : A photocell is called an elect... | Physics | TestHub
- Current flowing in each of the following c... | Physics | TestHub
- The collector plate in an experiment on ph... | Physics | TestHub
- The electron of hydrogen atom is considere... | Physics | TestHub
- The device that can act as a complete elec... | Physics | TestHub
- A zener diode, having breakdown voltage eq... | Physics | TestHub
- Assertion : Photodiode and photovoltaic ce... | Physics | TestHub
- In the following figure, the diodes which... | Physics | TestHub
- Direction of electric field in junction di... | Physics | TestHub
- In forward biasing of the junctionNEET 201... | Physics | TestHub
- Which of the following current must be zer... | Physics | TestHub
- In the given circuit, the voltage across t... | Physics | TestHub
- Two ideal diodes are connected to a batter... | Physics | TestHub
- For the given circuit of -n junction diode... | Physics | TestHub
- If in a triode value amplification factor... | Physics | TestHub
- The output wave form offull-wave rectifier is | Physics | TestHub
- Thecharacteristics of anis: | Physics | TestHub
- In an unbiased junction holes from the p-r... | Physics | TestHub
- A diode detector is used to detect an ampl... | Physics | TestHub
- Figure shows a circuit in which three iden... | Physics | TestHub
- The forward biased diode connection is : | Physics | TestHub
- The given graph represents-characteristic... | Physics | TestHub
- The barrier potential of a p-n junction de... | Physics | TestHub
- The resistance of a germanium junction dio... | Physics | TestHub
- Current in the circuit will be | Physics | TestHub
- A Zener diode, having breakdown voltage eq... | Physics | TestHub
- A Zener diode is connected to a battery an... | Physics | TestHub
- The amplification factor of a triode is 50... | Physics | TestHub
- If the plate resistance oftriode valve is... | Physics | TestHub
- If in a p-n junction, a square input signa... | Physics | TestHub
- In the half wave rectifier circuit operati... | Physics | TestHub
- The value of the resistor, , needed in the... | Physics | TestHub
- Assertion : A junction with reverse bias c... | Physics | TestHub
- Abattery is connected acrossas shown in th... | Physics | TestHub
- In an unbiased p - n junction electrons di... | Physics | TestHub
- In the given figure, a diodeis connected t... | Physics | TestHub
- The given circuit has two ideal diodes con... | Physics | TestHub
- Consider the junction diode as ideal. The... | Physics | TestHub
- A Zener diode with a breakdown voltage ofi... | Physics | TestHub
- A zener diode is specified as having a bre... | Physics | TestHub
- Identify the semiconductor devices whose c... | Physics | TestHub
- In the circuit shown in figure, if the dio... | Physics | TestHub
- The characteristic of a diode is shown in... | Physics | TestHub
- If current in diode is five times that in... | Physics | TestHub
- The reading of the ammeter for a silicon d... | Physics | TestHub
- Consider the junction diode as ideal. The... | Physics | TestHub
- In the given circuit the current through z... | Physics | TestHub
- In ajunction diode, change in temperature... | Physics | TestHub
- Assume that each diode shown in the figure... | Physics | TestHub
- Assertion : Gallium arsenide phosphide is... | Physics | TestHub
- The V-I characteristic of a diode is shown... | Physics | TestHub
- The figure represents a voltage regulator... | Physics | TestHub
- Assertion : Photodiode and solar cell work... | Physics | TestHub
- For the circuit shown below, the current t... | Physics | TestHub
- In the given circuit the current through Z... | Physics | TestHub
- Figure shows avoltage regulator circuit, w... | Physics | TestHub
- The reverse break down voltage of a Zener... | Physics | TestHub
- If voltage across zener diode is , then fi... | Physics | TestHub
- The circuit shown below contains two ideal... | Physics | TestHub
- anddiodes start conducting atandrespective... | Physics | TestHub
- A Zener diode undergoes breakdown for an e... | Physics | TestHub
- A light-emitting diode (LED) has a voltage... | Physics | TestHub
- Take the breakdown voltage of the zener di... | Physics | TestHub
- In the figure, the reverse breakdown volta... | Physics | TestHub
- Two Zener diodes ( and ) having breakdown... | Physics | TestHub
- Whenjunction diode is forward biased, then | Physics | TestHub
- The current in the branch of a circuit sho... | Physics | TestHub
- The part of a circuit shown in the figure... | Physics | TestHub
- Zener diodes have higher dopant densities... | Physics | TestHub
- In the given circuit, what is the current... | Physics | TestHub
- In the following circuits, PN-junction dio... | Physics | TestHub
- Two identical capacitorsandof capacitancee... | Physics | TestHub
- With increasing biasing voltage of a photo... | Physics | TestHub
- The current through the battery shown in t... | Physics | TestHub
- The currentin the network is | Physics | TestHub
- In the figure, potential difference betwee... | Physics | TestHub
- A Zener diode is connected to a battery an... | Physics | TestHub
- Both the diodes used in the circuit shown... | Physics | TestHub
- Two identical capacitorsandcharged to the... | Physics | TestHub
- An ideal diode is connected in a circuit w... | Physics | TestHub
- In a reverse-biased diode, when the applie... | Physics | TestHub
- When the forward bias voltage of a diode i... | Physics | TestHub
- The increase in the width of the depletion... | Physics | TestHub
- Ajunction has acceptor impurity concentrat... | Physics | TestHub
- In a p-n junction diode not connected to a... | Physics | TestHub
- In the circuit shown below, is working as... | Physics | TestHub
- The forward-bias voltage of a diode is cha... | Physics | TestHub
- When a diode is forward biased, it has a v... | Physics | TestHub
- A Zener diode of Zener break-down voltagei... | Physics | TestHub
- Which of the following statements isnottrue? | Physics | TestHub
- The circuit has two oppositely connect ide... | Physics | TestHub
- Out of the following which one is a forwar... | Physics | TestHub
- A Zener diode with a breakdown voltage ofi... | Physics | TestHub
- If a semiconductor photo diode can detect... | Physics | TestHub
- For the circuit shown in the figure, deter... | Physics | TestHub
- For the circuit shown below, the current (... | Physics | TestHub
- The zener diode normally operates under re... | Physics | TestHub
- TheZener diode shown in the figure has neg... | Physics | TestHub
- For the given circuit, the power across ze... | Physics | TestHub
- Choose the correct waveform that can repre... | Physics | TestHub
- A battery is connected across the points a... | Physics | TestHub
- For the circuit shown below, calculate the... | Physics | TestHub
- A zener diode of power rating is to be use... | Physics | TestHub
- In the given figure, each diode has a forw... | Physics | TestHub
- A zener diode having zener voltage and pow... | Physics | TestHub
- For the forward biased diode characteristi... | Physics | TestHub
- Given below are two statements:Statement I... | Physics | TestHub
- In connection with the circuit drawn below... | Physics | TestHub
- The value of power dissipated across the z... | Physics | TestHub
- The circuit contains two diodes each with... | Physics | TestHub
- The zener diode has a . The current passin... | Physics | TestHub
- Consider the following statements (A) and... | Physics | TestHub
- Statement I : To get a steady DC output fr... | Physics | TestHub
- LED is constructed fromsemiconducting mate... | Physics | TestHub
- Ifandare the input voltages (eitheror) and... | Physics | TestHub
- Zener breakdown occurs in ajunction having... | Physics | TestHub
- A circuit is arranged as shown in figure.... | Physics | TestHub
- In a given circuit diagram, a zener diode... | Physics | TestHub
- A potential barrier ofexists across a p-n... | Physics | TestHub
- The incorrect statement about the property... | Physics | TestHub
- The photodiode is used to detect the optic... | Physics | TestHub
- In the given circuit, the value of current... | Physics | TestHub
- As per the given circuit, the value of cur... | Physics | TestHub
- If the potential barrier across ajunction... | Physics | TestHub
- The cut-off voltage of the diodes (shown i... | Physics | TestHub
- The characteristics of a junction diode in... | Physics | TestHub
- Two ideal diodes are connected in the netw... | Physics | TestHub
- For using a multimeter to identify diode f... | Physics | TestHub
- In the given circuit the input voltage is... | Physics | TestHub
- In the circuit shown below, maximum Zener... | Physics | TestHub
- A Zener diode along with a series resistan... | Physics | TestHub
- A Zener diode has a breakdown voltage of w... | Physics | TestHub
- In the given circuits (a), (b) and (c), th... | Physics | TestHub
- The voltage across a diode in a full wave... | Physics | TestHub
- A Zener of breakdown voltage and maximum Z... | Physics | TestHub
- Identify the solar cell characteristics fr... | Physics | TestHub
- Which of the following statement is not co... | Physics | TestHub
- Given below are two statements:Statement:... | Physics | TestHub
- In the given circuit, the current through... | Physics | TestHub
- A zener diode of power rating is to be use... | Physics | TestHub
- In a p-n junction diode acting as a half-w... | Physics | TestHub
- If each diode has a forward bias resistanc... | Physics | TestHub
- Given below are two statements: one is lab... | Physics | TestHub
- Given below are two statements : one is la... | Physics | TestHub
- A full wave rectifier circuit consists of... | Physics | TestHub
- Choose the correct statement about Zener d... | Physics | TestHub
- The characteristics of an electronic devic... | Physics | TestHub
- A Zener diode of breakdown voltage is used... | Physics | TestHub
- In the given circuit, the voltage across l... | Physics | TestHub
- A potential divider circuit is connected w... | Physics | TestHub
- In the given circuit if the power rating o... | Physics | TestHub
- Which of the following circuits is reverse... | Physics | TestHub
- The I-V characteristics shown above are ex... | Physics | TestHub
- Consider the following statements A and B... | Physics | TestHub
- The value of net resistance of the network... | Physics | TestHub
- Conductivity of a photodiode starts changi... | Physics | TestHub
- In the given circuit, the breakdown voltag... | Physics | TestHub
- Which of the diode circuit shows correct b... | Physics | TestHub
- In the following circuit, the reading of t... | Physics | TestHub
- A zener diode with 5 V zener voltage is us... | Physics | TestHub
- Consider the following statements: A. The... | Physics | TestHub
- Refer to the circuit diagram given in the... | Physics | TestHub
- In the circuit shown here, assuming thresh... | Physics | TestHub
- A full wave rectifier circuit with diodes... | Physics | TestHub
- What is the current through the battery in... | Physics | TestHub
- The output voltage in the following circui... | Physics | TestHub
- Which of the following circuits represents... | Physics | TestHub
- Two statements are given below :A. When th... | Physics | TestHub
- The current in the circuit shown below is... | Physics | TestHub
- In the circuit shown below, the voltage ap... | Physics | TestHub
- Three identical p-n junction diodes , and... | Physics | TestHub
- An ideal Zener diode with breakdown voltag... | Physics | TestHub
- The output frequency of Half wave rectifer is | Physics | TestHub
- The main cause of Zener breakdown is | Physics | TestHub
- In which of the following cases, a current... | Physics | TestHub
- In an unbiased p-n junction diode, the thi... | Physics | TestHub
- If the two ends of a p-n junction are join... | Physics | TestHub
- The forward-bias characteristics of two di... | Physics | TestHub
- Name the device whose characteristics are... | Physics | TestHub
- In a semi conductor diode the barrier pote... | Physics | TestHub
- The width of the depletion layer of a junc... | Physics | TestHub
- In the circuit shown below, the capacitor... | Physics | TestHub
- Four silicon diodes are connected as shown... | Physics | TestHub
- The main cause of avalanche breakdown is | Physics | TestHub
- A full wave rectifier circuit along with t... | Physics | TestHub
- A p-n photodiode is fabricated from a semi... | Physics | TestHub
- In which case is the P-N junction forward... | Physics | TestHub
- Find the potential difference across \math... | Physics | TestHub
- The device which removes the a.c. componen... | Physics | TestHub
- In a reverse biased p-n junction, almost n... | Physics | TestHub
- Wire P and Q have the same resistance at o... | Physics | TestHub
- The O.P. frequency of Full Wave retifier is | Physics | TestHub
- A P-N junction diode of resistance is conn... | Physics | TestHub
- The figure shows a Zener diode with breakd... | Physics | TestHub
- The forward-bias characteristic curve for... | Physics | TestHub
- Current I in the circuit shown will be- | Physics | TestHub
- In forward bias of a p-n junction diode, t... | Physics | TestHub
- Four silicon diodes are connected as shown... | Physics | TestHub
- In reverse bias of a p-n junction diode. T... | Physics | TestHub
- When a junction diode is reverse biased, t... | Physics | TestHub
- Filter circuit removes .............. in t... | Physics | TestHub
- A zener diode is to be used as a voltage r... | Physics | TestHub
- In the given figure, which diodes are forw... | Physics | TestHub
- The avalanche break down in p-n junction i... | Physics | TestHub
- A full wave rectifier uses two diodes with... | Physics | TestHub
- Find the current from below circuit if for... | Physics | TestHub
- In forward bias of a diode, the knee volta... | Physics | TestHub
- To smoothen the O.P. voltage of a Full wav... | Physics | TestHub
- The diffusion current in a p-n junction is | Physics | TestHub
- Statement-1 : When a P-N Junction is heavi... | Physics | TestHub
- Zener diodes with breakdown voltage rangin... | Physics | TestHub
- The avalanche break down in p-n junction i... | Physics | TestHub
- In the working of P-N Junction :- | Physics | TestHub
- Read the following and answerA. In zener d... | Physics | TestHub
- A Zener diode of breakdown voltage is conn... | Physics | TestHub
- A potential barrier of exists across a p-n... | Physics | TestHub
- Terminal potentials of two diodes P and Q... | Physics | TestHub
- The contact electric field in the depletio... | Physics | TestHub
- The point at which the two graphs intersec... | Physics | TestHub
- Most important use of zener diode is to ha... | Physics | TestHub
- The dynamic resistance (or) A.C. resistanc... | Physics | TestHub
- Not all ”zener” diodes break down in the e... | Physics | TestHub
- A zener diode is nothing but | Physics | TestHub
- Static resistance (or) D.C. resistance is... | Physics | TestHub
Physics of semiconductor(62)
- An n-type semiconductor has an electron co... | Physics | TestHub
- Given below are two statements:Statement I... | Physics | TestHub
- The energy band gap is maximum in | Physics | TestHub
- In semiconductors at a room temperature:NE... | Physics | TestHub
- The electrical conductivity of a semicondu... | Physics | TestHub
- Carbon, silicon and germanium atoms have f... | Physics | TestHub
- If the lattice constant of this semiconduc... | Physics | TestHub
- In the energy band diagram of a material s... | Physics | TestHub
- The forbidden gap in the energy bands of s... | Physics | TestHub
- This question has Statement 1 and Statemen... | Physics | TestHub
- In an intrinsic semiconductor band gap is... | Physics | TestHub
- A silicon specimen is made into a-type sem... | Physics | TestHub
- The contribution in the total current flow... | Physics | TestHub
- A particular semiconductor in equilibrium... | Physics | TestHub
- If the resistivity of pure silicon isand t... | Physics | TestHub
- A particular semiconductor in equilibrium... | Physics | TestHub
- The density of electron-hole pair in a pur... | Physics | TestHub
- The conductivity of a semiconductor sample... | Physics | TestHub
- A piece of copper and another of germanium... | Physics | TestHub
- Aspecimen is doped with. The concentration... | Physics | TestHub
- The electrical conductivity of a semicondu... | Physics | TestHub
- Consider a situation in which reverse bias... | Physics | TestHub
- The energy band gap of semiconducting mate... | Physics | TestHub
- What is the maximum wavelength of photon t... | Physics | TestHub
- Match the List I with List II List I List... | Physics | TestHub
- A p type semiconductor has acceptor levels... | Physics | TestHub
- The effect of increase in temperature on t... | Physics | TestHub
- The acceptor level of a p-type semiconduct... | Physics | TestHub
- A light emitting diode (LED) is fabricated... | Physics | TestHub
- The contributions in the total current flo... | Physics | TestHub
- A p-type Si semiconductor is made by dopin... | Physics | TestHub
- Diffusion current in a p-n junction is gre... | Physics | TestHub
- If and are the electron density and drift... | Physics | TestHub
- On increasing the temperature of a semi-co... | Physics | TestHub
- If temperature increases, conductivity of... | Physics | TestHub
- Symbolic representation of photodiode is- | Physics | TestHub
- When an electric field is applied to a sem... | Physics | TestHub
- The forbidden energy of a substance is . I... | Physics | TestHub
- The electrical conductivity of a semicondu... | Physics | TestHub
- At , silicon behave as – | Physics | TestHub
- The following band-energy diagram represents | Physics | TestHub
- When Indium is doped with pure Germanium l... | Physics | TestHub
- When an electric field is applied across a... | Physics | TestHub
- If n-type semiconductor is heated then | Physics | TestHub
- The mobility of electrons when compared to... | Physics | TestHub
- When Boron is added as impurity to silicon... | Physics | TestHub
- The energy of a photon of sodium light ()... | Physics | TestHub
- A pure semi conductor has | Physics | TestHub
- Drift velocity per unit electric field is... | Physics | TestHub
- When impurity atoms like trivalent or pent... | Physics | TestHub
- The P-N junction is- | Physics | TestHub
- The highest energy level which an electron... | Physics | TestHub
- Doping is a process of | Physics | TestHub
- Hole is | Physics | TestHub
- Read the following statements and answer :... | Physics | TestHub
- A hole diffuses from the p -side to the n... | Physics | TestHub
- The manifestation of band structure in sol... | Physics | TestHub
- What number density of donor atoms must be... | Physics | TestHub
- The conductivity of a semiconductor increa... | Physics | TestHub
- With which of the following can the intrin... | Physics | TestHub
- Choose the wrong statement | Physics | TestHub
- The width of forbidden gap in Silicon crys... | Physics | TestHub
Transistor(73)
- Given below are two statements:Statement I... | Physics | TestHub
- In a common emitter (CE) amplifier, the in... | Physics | TestHub
- A transistor is operated in common emitter... | Physics | TestHub
- In a common emitter amplifier the input si... | Physics | TestHub
- The input resistance of a common emitter a... | Physics | TestHub
- Transfer characteristics [output voltage v... | Physics | TestHub
- In a common emitter transistor amplifier ,... | Physics | TestHub
- In a common base mode of a transistor, the... | Physics | TestHub
- A transistor, connected in common emitter... | Physics | TestHub
- In atransistor amplifier, the audio signal... | Physics | TestHub
- For common emitter transistor amplifier, t... | Physics | TestHub
- Which among the following statements is co... | Physics | TestHub
- In a common emitter transistor amplifier,... | Physics | TestHub
- The current gainof a transistor in common... | Physics | TestHub
- In the circuit shown in figure, the base c... | Physics | TestHub
- In the circuit shows in the figure, the in... | Physics | TestHub
- A transistor oscillator is (i) An amplifie... | Physics | TestHub
- A change ofin the emitter current brings a... | Physics | TestHub
- Power gain for common base amplifier isand... | Physics | TestHub
- A working transistor with its three legs m... | Physics | TestHub
- Whentransistor is used as an amplifier | Physics | TestHub
- The DC common-emitter current gain of an n... | Physics | TestHub
- The transfer characteristic curve of a tra... | Physics | TestHub
- For a common-emitter transistor amplifier,... | Physics | TestHub
- In a common-emitter configuration of a tra... | Physics | TestHub
- In a common-emitter transistor amplifier,... | Physics | TestHub
- The current gainfor a common emitter ampli... | Physics | TestHub
- In the circuit ofamplifier, a silicon tran... | Physics | TestHub
- In a common base transistor circuit, the c... | Physics | TestHub
- A common emitter amplifier has a voltage g... | Physics | TestHub
- For a transistor, the current amplificatio... | Physics | TestHub
- For a transistor, the current amplificatio... | Physics | TestHub
- In the following circuit, a voltmeteris co... | Physics | TestHub
- A common emitter amplifier has a voltage g... | Physics | TestHub
- A working transistor with its three legs m... | Physics | TestHub
- In a common emitter transistor amplifier,... | Physics | TestHub
- In the circuit ofamplifier, a silicon tran... | Physics | TestHub
- An N-P-N transistor is being used in CE mo... | Physics | TestHub
- In the following common emitter configurat... | Physics | TestHub
- In a common emitter amplifier, the input A... | Physics | TestHub
- can vary betweenand. Find the minimum valu... | Physics | TestHub
- In a common emitter NPN transistor,electro... | Physics | TestHub
- The amplification factor of a triode isIf... | Physics | TestHub
- In the following common emitter configurat... | Physics | TestHub
- A change of in the emitter current brings... | Physics | TestHub
- In a transistor, the collector current var... | Physics | TestHub
- In the following common emitter configurat... | Physics | TestHub
- Aamplifier, has a power gain of. The input... | Physics | TestHub
- The current gain in the common emitter amp... | Physics | TestHub
- In the figure shown,,,and. The current amp... | Physics | TestHub
- A transistor with is operated as an amplif... | Physics | TestHub
- The part of a transistor which is most hea... | Physics | TestHub
- Under normal use of transistors, the emitt... | Physics | TestHub
- Transistors are used as | Physics | TestHub
- Which of the following relates only to a p... | Physics | TestHub
- The base of a transistor is made thin and... | Physics | TestHub
- The units of Current gain are ...... | Physics | TestHub
- A transistor is connected in common-emitte... | Physics | TestHub
- Name the device whose characteristics are... | Physics | TestHub
- Transistor is a ............... | Physics | TestHub
- An npn transistor is biased to work as an... | Physics | TestHub
- In an NPN transistor circuit the collector... | Physics | TestHub
- In a PNP transistor the base is in the N r... | Physics | TestHub
- In the symbol of transistor, an arrow head... | Physics | TestHub
- Phase difference between input and output... | Physics | TestHub
- Performance of a transistor is studied by | Physics | TestHub
- To use a transistor as an amplifier | Physics | TestHub
- Which of the following statements is not c... | Physics | TestHub
- The device which transfers current signal... | Physics | TestHub
- Phase difference between input and output... | Physics | TestHub
- When the temperature of a transistor incre... | Physics | TestHub
- The current gain of transistor in common e... | Physics | TestHub
- The term ‘transistor’ means ............ | Physics | TestHub
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