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Electric Circuits

Electric Circuits
Given network is having N nodes and b branches, then number of individual loops are

 N - 1.
 b - N + 1.
 b - N - 1.
 N.

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Electric Circuits
Lowest current density is generally recommended for plating of

 bronze.
 chromium.
 silver.
 cadmium.

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Electric Circuits
In RLC parallel circuit circuit current through inductor is more than current through capacitor. Then what is the power factor of the circuit?

 zero
 lagging
 unity
 leading

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Electric Circuits
Which of the following has positive temperature coefficient ?

  Rubber.
  Germanium.
  Paper.
  Gold.

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Electric Circuits
A 2m long conductor, carries a current of 50 A at a magnetic field of 100 × 10 − 3 T. The force on the conductor is

 100 N.
 10 N.
 10000 N.
 1000 N.

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Electric Circuits
The internal resistance of a dry cell is of the order of

  0.2 to 0.4 Ohm.
  1 to 1.5 Ohm.
  2 to 5 Ohm.
  1 to 15 Ohm.

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