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PhysicsEMI/ACAC current and voltageEasy2 minPYQ_2020

PhysicsEasysingle choice

An A.C. source of voltage $V = 100 \sin (100 πt)$ is connected to a resistor of resistance $20 Ω$ . The rms value of current through resistor is

Answer:

Solution:

$I_{0} = \frac{V_{0}}{R} = \frac{100}{20} = 5 A$

$∴ I_{rms} = \frac{I_{0}}{\sqrt{2}} = \frac{5}{\sqrt{2}} A$

Stream:NTA_ABHYAS_NEETSubject:PhysicsTopic:EMI/ACSubtopic:AC current and voltage

⏱ 2mℹ️ Source: PYQ_2020

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