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Electric Circuits

Electric Circuits
For same voltage, the ratio resistance of 100 W lamp to resistance of 25 W lamp is

 1.
 4.
 1/4.
 16.

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Electric Circuits
A capacitor in a circuit became hot and ultimately exploded due to wrong connection, which type of capacitor it could be?

 Paper capacitor.
 Any of above.
 Electrolytic capacitor.
 Ceramic capacitor.

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Electric Circuits
The value of specific gravity of acid when a lead acid battery is fully charged is

 2.585.
 2.9585.
 2.185.
 1.285.

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Electric Circuits
Specific resistance is measured in

  ohm.
  ohm/cm.
  ohm - cm.
  mho.

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Electric Circuits
Internal heating of a capacitor is usually attributed to

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

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Electric Circuits
Which of the following has no units?

 Permittivity
 Magnetic susceptibility
 Permeability
 Moment of a magnet

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MORE MCQ ON Electric Circuits

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