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Electric Circuits

Electric Circuits
In what connection we get neutral?

  Mesh.
  Star.
  Delta.
  Both A and B.

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Electric Circuits
Air gap flux density is of the order of

  0.65 - 0.9 T.
 0.75 - 0.8 T.
 0.85 - 0.9 T.
  0.35 - 0.5 T.

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Electric Circuits
Which part of magnetic path requires largest mmf?

 Core.
 Coil.
 Inductance.
 Air gap.

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Electric Circuits
Cells are connected in parallel in order to increase

 efficiency.
 life of the cells.
 voltage rating.
 current capacity.

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Electric Circuits
In RLC series circuit R = 2Ω, L = 2mH and C = 1μF and applied voltage is 10V DC. Then what is steady state current value?

 0A
 1A
 5A
 2A

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Electric Circuits
A positive and a negative charged conductor are initially 50 mm apart. When they are moved close together so that they are now only 10 mm apart, the force between them will be

 25 times larger than before.
 5 times greater than before.
 5 times smaller than before.
 10 times greater than before.

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MORE MCQ ON Electric Circuits

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