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Electric Circuits

Electric Circuits
The ratio of the resistance of a 200 W, 230 V lamp to that of a 100 W, 115 V lamp will be

  0.5.
 4.
  2.
 0.25.

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Electric Circuits
Ceq of two capacitors connected in series is given by

 C1 C2 / (C1 + C2).
 C1C2.
 C1 + C2.
 C1 = C2.

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Electric Circuits
Dependent source of current and voltage are those which have

 output dependent on input.
 independent of any other network variable.
 unidirectional characteristic.
All of these

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Electric Circuits
The capacity of a cell is measured in

  amperes.
  watt-hours.
  watts.
  ampere-hour.

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Electric Circuits
The ratio of electric flux density to electric field intensity is called ......... of medium

 permeability
 permittivity
 capacitance
 reluctance

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Electric Circuits
Time constant is the time taken for response to rise -------of maximum value?

 63.2%
 68.3%
 90%
 100%

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