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Electric Circuits

Electric Circuits
Conductance of any conductor is expressed as

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

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Electric Circuits
The phase angle difference between current and voltage is 90o, the power will be

 zero.
 minimum.
 maximum.
 VI.

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Electric Circuits
Four resistances 80 Ohm, 50 Ohm, 25 Ohm and R are connected in parallel. Current through 25 Ohm resistance is 4A. Total current of supply is 10A. The value of R will be

 66.66.
 40.25.
 76.66.
 36.36.

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Electric Circuits
Electrics supply for electroplating should be

 DC voltage.
 any of above.
 low AC voltage.
 low frequency ac voltage.

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Electric Circuits
Which resistor will be physically larger in size?

 100 Ω, 10 W.
 1 k Ω, 1 W.
 1 M Ω, 1/2 W.
 10 Ω, 50 W.

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Electric Circuits
Internal heating of a capacitor is usually attributed to

 dielectric charge.
 plate vibration.
 leakage resistance.
 electron movement.

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MORE MCQ ON Electric Circuits

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