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Electric Circuits

Electric Circuits
A 6 V lead acid battery has an internal resistance of 0.01 Ω. How much current will flow when the battery is short circuited?

 1 A.
 600 A.
 6 A.
 100 A.

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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.
  R / n2.
  nR .
  n2 / R.

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

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

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Electric Circuits
During electroplating the weight of substance deposited depends on

 room temperature.
 quantity of electricity.
 shape of article.
 atmospheric humidity.

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Electric Circuits
The ratio of intensity of magnetisation to the magnetising force is known as

 relative permeability.
 flux density.
 none of above.
 susceptibility.

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Electric Circuits
Which of following is invariably seen in an electroplating plant?

  Barrel.
  Carbon brushes.
  Distilled water.
  Rectifier.

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