Exercise: Rc Circuits

Questions for: Rc Circuits

Power that is measured in volt-amperes is called
A:
impedance power
B:
reactive power
C:
true power
D:
apparent power
Answer: D
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What is the voltage drop across R1 in the given circuit?

A:
10 V
B:
4.80 V
C:
4.00 V
D:
5.80 V
Answer: D
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In a 20 Vac series RC circuit, if 20 V is read across the resistor and 40 V is measured across the capacitor, the applied voltage is
A:
45 Vac
B:
50 Vac
C:
60 Vac
D:
65 Vac
Answer: A
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The capacitor voltage always leads the current by 90°.
A:
True
B:
False
C:
D:
Answer: B
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Total current in an RC circuit always leads the source voltage.
A:
True
B:
False
C:
D:
Answer: A
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