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Electric Circuits

Electric Circuits
A capacitor carries a charge of 0.3 C at 20 V. Its capacitance is

 0.015 F.
 1.5 μF.
 1.5 F.
 15 μF.

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Electric Circuits
A 100 ohm resistor is directly connected across a 80 V battery. What is the power dissipation?

  64 W.
 10 W.
 1 W.
 5 W.

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Electric Circuits
Total instantaneous power supplied by a 3 - φ AC supply to a balanced RL load is

 pulsating with zero average.
 constant.
 pulsating with non zero average.
 zero.

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Electric Circuits
A 10 Ohm resistor has power rating of 1W. Find the maximum current rating.

 0.1 A.
 0.01 A.
 0.316 A.
 1 A.

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Electric Circuits
In delta connected circuit when one resistor is open, then power will be

 increased by factor of 3.
 0.
 reduced by the factor of 3.
  remain unchanged.

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Electric Circuits
In the above question find the angle between voltage and current?

 54.74.
 60.
 30.
 90.

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MORE MCQ ON Electric Circuits

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