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Electric Circuits

Electric Circuits
The number of electrons in the outer most orbits of carbon atom is

 6.
 7.
 4.
 3.

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Electric Circuits
The delta equation of given star connected impedance ZQR is equal to

  (10 + j30) Ω.
 (20 + j10) Ω.
 (5 + j10 / 3) Ω.
 40 Ω.

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Electric Circuits
Which of following capacitors has relatively shorter shelf life?

 both (B) and (C) above.
 Glass.
 Electrolytic.
 Paper.

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Electric Circuits
When 125 V is applied across a 250 V, 100 W filament incandescent bulbs, the power consumption is

 100 W.
 50 W.
 25 W.
 12.5 W.

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Electric Circuits
When power factor angle is varying, the shape of the current locus is

 Triangle
 Semicircle
 Circle
 Straight line

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Electric Circuits
Highest current density is usually recommended for

  cadmium plating.
  chromium plating.
  bronze plating.
  tin plating.

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MORE MCQ ON Electric Circuits

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