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Electric Circuits

Electric Circuits
Magnetic flux has the unit of

 Weber
 Newton
  Tesla
 Ampere turn

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Electric Circuits
The form factor of sinusoidal alternating current is

 0.
 1.11.
 1.15.
 1.

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

 Straight line
 Semicircle
 Circle
 Triangle

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Electric Circuits
A piece of copper and another piece of germanium are cooled from room temperature to 80K. The resistance of

 copper increases and germanium decreases.
 each of them increases.
 each of them decreases.
 copper decreases and germanium increases.

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Electric Circuits
The Laplace Transform of a shifted unit step f (t) = U (t-a) is

 e-as.
 (e-as)/s.
 se-as.
 s(1-e-as).

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Electric Circuits
Poles and zeros are arranged alternatively on imaginary axis, then type of network is?

 RC network
 Any of the above
 LC network
 RL network

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MORE MCQ ON Electric Circuits

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