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Electric Circuits

Electric Circuits
Common impurity in battery electrolyte is

 dust.
 iron.
 lead sulfate.
 sodium chloride.

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Electric Circuits
When 125 V is applied across a 250 V, 100 W filament incandescent bulbs, the power consumption is

 25 W.
 12.5 W.
 50 W.
 100 W.

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Electric Circuits
Open circuit voltage of a fully charged lead acid cell is

 2 V.
 1.9 V.
 2.7 V.
 2.5 V.

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Electric Circuits
For the circuit given in the figure the power delivered by the 2 V source is given by

 - 4 W.
 - 2 W.
 4 W.
 2 W.

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Electric Circuits
If the practical units of voltage and current wave each made 20 times as large as they are at present, what would be the consequent alternation in the size of the unit of capacitance?

 20 times.
 200 times.
 60 times.
 Nil.

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Electric Circuits
A capacitor that stores charge of 0.5 C at 10 V has a capacitance of _____________ farad.

 10.
 5.
 20.
 0.05.

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MORE MCQ ON Electric Circuits

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