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Electric Circuits

Electric Circuits
Which material has extremely large resistance?

 Semiconductor
 Conductor
None of these
 Insulator

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

 maximum.
 zero.
 minimum.
 VI.

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Electric Circuits
If the measured value of a capacitor is 205.3µF and true value is 201.4µF the percentage relative error is

 25.64%
 1.89%
 39.00%
 1.94%

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Electric Circuits
VRN, VYN and VBN are three phase voltage of a balanced three phase system. If VRN = 200∠30o V and VBN = 200∠- 90o V, then phase sequence of the system is

 RBY.
 YRB.
 BRY.
 RYB.

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Electric Circuits
Which metal is deposited for electro forming?

  Silver.
  Chromium.
  Nickel.
  Iron.

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Electric Circuits
Magnetic flux has the unit of

 Newton
 Weber
 Ampere turn
  Tesla

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MORE MCQ ON Electric Circuits

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