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Which of the following is true for an id...

Which of the following is true for an ideal capacitor connected to a sinusoidal voltage source ?

A

Neither the average power nor the average current is zero

B

The average current is zero but the average power is not zero

C

The average power is zero but the average current is not zero

D

Both the average power and the average current are zero

Text Solution

Verified by Experts

The correct Answer is:
D
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RESNICK AND HALLIDAY-ELECTROMAGNETIC OSCILLATIONS AND ALTERNATING CURRENT -Practice Questions (Single Correct Choice)
  1. If the total charge stored in the LC circuit is Q(0), then for tgt= 0

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  2. A charged capacitor and an inductor are connected in series. At time t...

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  3. The electrical analog of a spring constant k is

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  4. An LC series circuit with an inductance L and a capacitance C has an o...

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  5. In oscillating Lc circuit, the total stored energy is U and maximum ch...

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  6. The resonance frequency of a certain RLC series circuit is omega0, A s...

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  7. A variable inductor inductor is connected to an AC source. When induc...

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  8. A variable capacitor is connected to an ac source. What effect does de...

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  9. In a series RLC circuit, if the frequency is increased to a very large...

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  10. A series LCR circuit, has equal resistance capacitive reactance. What ...

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  11. In an RL series circuit driven by an ac voltage source with fixed ampl...

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  12. An inductor, a capacitor, and a resistor are connected in series with ...

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  13. Consider an ac circuit where an incandescent light bulb is in series ...

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  14. Which of the following is true for an ideal capacitor connected to a s...

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  15. In a LCR series lags the applied emf. The rate at which energy is diss...

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  16. Core of transformer is made up

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  17. The primary coil of an ideal transformer has 100 turns and the seconda...

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  18. Complete the following statement: When the current in an oscillating L...

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  19. A series RCL circuit operating at 60.0 Hz contains a 35 Omega resistor...

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  20. A series RCL circuit contains a 222 Omega resistor, a 1.40 muF capaci...

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