Home Physics Electromagnetic Induction Mix An alternating voltage E = 6 sin 20t + 8 cos…
Physics Electromagnetic Induction Mix MCQ (Single Correct)

An alternating voltage E = 6 sin 20t + 8 cos 20t is applied to a series resonant circuit as shown. The correct statements are –

A
The capacitance C is 12.5 Mf
B
The resonant current in the circuit is 3A
C
Power dissipated in the circuit is 20 watt
D
Quality factor of the current is 0.9

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The correct answer is:
A

Power dissipated = 10 watt

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