Question

# A circuit has an ac voltage source and a resistor and capacitor connected in series. There is no inductor.

A circuit has an ac voltage source and a resistor and capacitor connected in series. There is no inductor. The ac voltage source has voltage amplitude 0.900 kV and angular frequency w = 20.0 rad/s. The voltage amplitude across the capacitor is 0.500 kV. The resistor has resistance R= 0.300 kΩ.

Part A

What is the voltage amplitude across the resistor?

Part B

What is the capacitance C of the capacitor?

Part C

Does the source voltage lag or lead the current?

Part D

What is the average rate at which the ac source supplies electrical energy to the circuit?

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