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Electric Circuits

Electric Circuits
Mesh analysis is prefered when loops are------nodes

 less than
 greater than
 equals to
 any of the above

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Electric Circuits
Which quantity should be measured by the voltmeter ?

 Power
 Voltage
 Current
 Speed

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Electric Circuits
A capacitor of 50 microfarad is connected in series with a resistance of 120 Ω. If above circuit is connected across 240 V, 50 Hz 1 - φ supply. Find the capacitive reactance?

 0.015 Ω.
 1.765 Ω.
 135.86 Ω.
 63.7 Ω.

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Electric Circuits
For Norton’s equivalent circuit

 Voc = Isc / Req.
 Isc = Voc Req.
 Isc = Voc / Req.
 Voc = Req /Isc.

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

 1.285.
 2.185.
 2.9585.
 2.585.

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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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MORE MCQ ON Electric Circuits

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