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Electric Circuits

Electric Circuits
Common impurity in battery electrolyte is

 dust.
 iron.
 sodium chloride.
 lead sulfate.

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Electric Circuits
Which of the following is not a bilateral element?

 Capacitor.
 Inductor.
 Resistor.
 Diode.

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Electric Circuits
Container of a lead acid battery

 ceramics.
 any of above.
 celluloid.
 molded hard rubber.

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Electric Circuits
In ideal system coefficient of coupling(k) is

 Both 2 and 3
 ∞
 0
 1

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Electric Circuits
A conductor of length l meters moves at right angles to a uniform magnetic field of flux density B = 1.5 T. if the velocity of revolution of the conductor is 50 ms-1 then induced e.m.f. in the conductor is

 0 V.
 75 V.
 125 V.
 100 V.

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Electric Circuits
The resistance of 100 W, 200 V lamp is

 200 Ω.
 400 Ω.
 1600 Ω.
 800 Ω.

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MORE MCQ ON Electric Circuits

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