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Electric Circuits

Electric Circuits
Common impurity in battery electrolyte is

 sodium chloride.
 dust.
 lead sulfate.
 iron.

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Electric Circuits
The electron is lighter than a proton by a factor of about

 1840.
 18400.
 184.
 18.4.

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Electric Circuits
A 10 Ohm resistor has power rating of 1W. Find the maximum current rating.

 0.316 A.
 0.1 A.
 0.01 A.
 1 A.

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Electric Circuits
If C be the capacitance, V be the potential difference and I be the current, then I / CV will have the unit of

 power.
 frequency.
 reactive power.
 time.

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Electric Circuits
The resistance of a conductor of diameter d and length l is R Ω. If the diameter of the conductor is halved and its length is doubled, the resistance will be

 R Ω
 8R Ω
 2R Ω
 4R Ω

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Electric Circuits
From the circuit diagram shown in question 1 find the thevnin voltage.

 3 V.
 1.5 V.
 15 V.
 5 V.

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MORE MCQ ON Electric Circuits

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