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Electric Circuits

Electric Circuits
What is Va in the below circuit?

 (3R + 10) / 3.
 (6R - 10) / 3.
 (6R + 10) / 3.
 (4R + 10) / 3.

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

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

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Electric Circuits
If a resistor and a capacitor are connected to form series R - C circuit across a voltage source. If frequency of voltage source increases

 the current decreases abruptly.
 the current increases.
 the current remain unaltered.
 the current decreases.

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Electric Circuits
KCL works on the principle of which of the following

 both.
None of these
 law of conservation of charge.
 law of conservation of energy.

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Electric Circuits
Which of following capacitors has relatively shorter shelf life?

 Electrolytic.
 both (B) and (C) above.
 Glass.
 Paper.

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Electric Circuits
What will be the capacitance when distance between the 2 plates of a condenser of capacitance 8 micro farad is reduced from 10 mm to 4 mm?

 3.2 microfarad.
 20 microfarad.
 1 microfarad.
 8 microfarad.

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MORE MCQ ON Electric Circuits

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