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Electric Circuits

Electric Circuits
What is the unit of potential difference ?

 Ampere
 Volt
 Ohm
 Watt

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Electric Circuits
Coating generally recommended for hard surfacing is

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

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Electric Circuits
Two sinusoidal quantities are said to be in phase quadrature, when their phase difference is

 90o.
 0o.
 30o.
 45o.

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Electric Circuits
Consider the following circuit. In this circuit, when Vs = 3 V, I = 4 A, what is the value of I when Vs = 12 V?

 7 A.
 15 A.
 20 A.
 10 A.

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Electric Circuits
The resistivity of the conductor depends on

 none of these.
 area of the conductor.
 length of the conductor.
 type of material.

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Electric Circuits
A capacitor carries a charge of 0.1 C at 5 V. Its capacitance is

 0.02 F
 0.5 F
 0.2 F
 0.05 F

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MORE MCQ ON Electric Circuits

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