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Electric Circuits

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

 30.
 90.
 54.74.
 60.

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

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

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Electric Circuits
If L and C both are doubled than damping in above circuit will be

 doubled as compared to previous one.
 remains same.
None of these
 halved as compared to previous one.

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Electric Circuits
Consider the following circuit. In this circuit, when Vs = 3 V, I = 4 A, what is the value of I when Vs = 12 V?

 10 A.
 20 A.
 15 A.
 7 A.

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Electric Circuits
The rms value of sine wave is 100 A. Its peak value is

 282.8 A.
 70.7 A.
 150 A.
 141.4 A.

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Electric Circuits
Conductance of any conductor is expressed as

  ampere / watt.
  watt / ampere2.
  volt2 / watt.
  mho.

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MORE MCQ ON Electric Circuits

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