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Electric Circuits

Electric Circuits
Which part of magnetic path requires largest mmf?

 Coil.
 Core.
 Inductance.
 Air gap.

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Electric Circuits
Resistor stores the energy in the form of

 both A and B.
 electrical field.
 magnetic field.
None of these

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Electric Circuits
Nodal analysis can be applied for

 neither planar and non planar networks.
 planar networks.
 non planar networks.
 both planar and non planar networks.

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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

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

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Electric Circuits
Time constant of RC series circuit is

 L/R
 RC
 2L/R
 2RC

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Electric Circuits
Which of the following has positive temperature coefficient ?

  Rubber.
  Gold.
  Paper.
  Germanium.

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MORE MCQ ON Electric Circuits

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