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Electric Circuits

Electric Circuits
Select the wave that has the least value of form factor.

 Square wave.
 Rectangular wave.
 Triangular wave.
 Sine wave.

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Electric Circuits
If the length of a wire of resistance R is uniformly stretched to n times its original value, what will be its new resistance

  n2R.
  nR .
  R / n2.
  n2 / R.

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Electric Circuits
Aluminium is produced from bauxite by

  oxidation.
  electrolytic process.
  rotating.
  froth flotation.

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Electric Circuits
The capacity of a lead acid cell does not depends on its

 quantity of active material.
 rate of discharge.
 rate of charge.
 temperature.

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Electric Circuits
In question no.3, which of the following is true ?

 ic (0+) = i(0+).
 None of these.
 iL(0) = ic (0).
 i(0+)= iL(0+).

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Electric Circuits
The mass of a proton is

 1.609 × 10 - 31 Kg.
 1.675 × 10 - 27 Kg.
 1.672 × 10 - 27 Kg.
 1.602 × 10 - 19 Kg.

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