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Electric Circuits

Electric Circuits
What is the SI unit of electric current ?

 Ampere.
 Ohm.
 Faraday.
None of these

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Electric Circuits
Dependent source of current and voltage are those which have

 output dependent on input.
All of these
 unidirectional characteristic.
 independent of any other network variable.

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Electric Circuits
Which of the following are typical resistance and power-dissipation values for a carbon-composition resistor?

 1000000 ohms, 1 W.
 10000 ohms, 10 W.
 5000 ohms, 100W.
 10 ohm, 50 W.

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Electric Circuits
In the circuit shown in the figure, the value of Vs is 0, when I = 4 A. The value of I, when Vs = 16 V, is

 12 A.
 6 A.
 8 A.
 10 A.

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Electric Circuits
If P is the power of a star connected system then what will be power of an equivalent delta connected system?

None of these
 P
 P/3
 3P

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Electric Circuits
In a lead acid cell, hydrogen is liberated at

 negative plate.
 positive plate.
 both plates.
 none of the plates.

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MORE MCQ ON Electric Circuits

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