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Electric Circuits

Electric Circuits
Which of the following substance when added to electrolyte promotes smooth deposition?

 Gelatine.
 Albumen.
 Glucose.
 Any of above.

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Electric Circuits
A motor having a power factor of 0.8 absorbs in active power of 1200 W the reactive power drawn from the supply is _________ VA.

 400
 130
 250
 900

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Electric Circuits
Coating generally recommended for hard surfacing is

None of these
 copper plating.
 lead plating.
 chromium plating.

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Electric Circuits
What is the value of charge of an electron?

 1.6022 × 10-27 Coulomb
 1.6022 × 10-7 Coulomb
 1.6022 × 10-8 Coulomb
 1.6022 × 10-19 Coulomb

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Electric Circuits
The charge of an electron is

 - 1.672 × 10 - 27 Coulombs.
 - 9.109 × 10 - 31 Coulombs.
 - 1.602 × 10 - 19 Coulombs.
 - 1.675 × 10 - 27 Coulombs.

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Electric Circuits
Capacitor does not allow the sudden change of

None of these
 current
 power
 voltage

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