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Electric Circuits

Electric Circuits
What is Va in the below circuit?

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

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

 0.5 F
 0.05 F
 0.02 F
 0.2 F

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Electric Circuits
The resistivity of semi-conductors at room temperatures is

 0.01 to 50 ohm - cm.
 1000 to 1500 ohm - cm.
 1.6 × 106 to 100 × 106 ohm - cm.
 109 to 1012 ohm - cm.

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Electric Circuits
A periodic voltage having the Fourier series V(t)= {1 + 4sinω0t}

 24.5 W.
 21 W.
 11 W.
 1 W.

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Electric Circuits
Which of following is not a vector?

 Electric potential.
 Linear momentum.
 Angular momentum.
 Electric field.

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

 1840.
 18.4.
 184.
 18400.

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MORE MCQ ON Electric Circuits

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