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Electric Circuits

Electric Circuits
The capacity of a cell is measured in

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

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Electric Circuits
Types of rotating machines

 transformer.
 synchronous machine.
 IM.
 both B and C.

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Electric Circuits
A capacitor carries a charge of 0.3 C at 20 V. Its capacitance is

 15 μF.
 0.015 F.
 1.5 μF.
 1.5 F.

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Electric Circuits
A balanced 3 - φ star connected load is fed from a 208 V, 3 - φ supply. Each load has resistance of 35 Ω. The total power is

 1236 W.
 411.3 W.
 none of these.
 618 W.

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Electric Circuits
Kirchhoffs laws are valid for

  passive time invariant circuits.
  linear circuit only.
  both linear and non-linear circuits.
  non-linear circuits only.

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Electric Circuits
For steady state current inductor acts as

 Voltage source
 Short circuit
 Open circuit
 Current source

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MORE MCQ ON Electric Circuits

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