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Electric Circuits

Electric Circuits
What is Va in the below circuit?

 (4R + 10) / 3.
 (3R + 10) / 3.
 (6R - 10) / 3.
 (6R + 10) / 3.

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Electric Circuits
In series R, L circuit power factor can be defined as

 Vr/V
All of these
 R/Z
 P/S

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Electric Circuits
Which of the following is the different one in terms of measurements?

 2L/R
 L/R
 Q
 RC

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Electric Circuits
Under resonance condition the phase angle between voltage phase and current phase is

 90°
 45°
 - 90°
 0°

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Electric Circuits
A 2m long conductor, carries a current of 50 A at a magnetic field of 100 × 10 − 3 T. The force on the conductor is

 100 N.
 10000 N.
 10 N.
 1000 N.

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Electric Circuits
Current efficiency in electroplating is usually

  50 to 60 %.
  70 to 80 %.
  99 %.
  90 to 98 %.

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MORE MCQ ON Electric Circuits

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