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Electric Circuits

Electric Circuits
Consider the following circuit. In this circuit, when Vs = 3 V, I = 4 A, what is the value of I when Vs = 12 V?

 10 A.
 15 A.
 20 A.
 7 A.

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Electric Circuits
Which of the following is the different one in terms of measurements?

 L/R
 2L/R
 RC
 Q

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Electric Circuits
Electrics supply for electroplating should be

 any of above.
 low AC voltage.
 DC voltage.
 low frequency ac voltage.

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Electric Circuits
What is the real power in AC operation?

 None of these.
 Both option A and B.
 Apperant power × cosφ.
 VIcosφ.

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Electric Circuits
The value of specific gravity of acid when a lead acid battery is fully charged is

 1.285.
 2.585.
 2.9585.
 2.185.

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Electric Circuits
Which property is used to oppose the flow of current ?

 Capacitance
 Inductance
 Poteintial difference
 Resistance

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MORE MCQ ON Electric Circuits

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