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Electric Circuits

Electric Circuits
Unit of apparent power is

 VAR.
 KWhr.
 VA.
 Watts.

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Electric Circuits
In RLC series circuit, if the voltage across capacitor is greater than voltage across inductor, then power factor of the network is

 leading.
 lagging.
 unity.
 zero.

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Electric Circuits
One atomic mass unit ( amu ) is approximately equal to

 1.6 × 10-13 Kg.
  1.6 × 10-27 Kg.
 1.6 × 10-24 Kg.
 1.6 × 10-19 Kg.

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Electric Circuits
Which of the following quantities remain the same in all parts of a parallel circuit

 voltage.
 current.
 power.
 resistance.

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Electric Circuits
If one cycle of AC waveform occurs every millisecond, the frequency will be

 10 kHz.
 50 Hz.
 100 Hz.
 1000 Hz.

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Electric Circuits
If a capacitors of capacitance 100 μF is connected across a voltage source of 10 V, then what will be the energy stored in that capacitor?

 5 × 10 - 2 Joule.
 5 × 10 - 3 Joule.
 10 × 10 6 Joule.
 10 × 10 - 3 Joule.

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MORE MCQ ON Electric Circuits

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