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Electric Circuits

Electric Circuits
Flux in a magnetic circuit can be compared in an electric circuit to

 voltage.
 current.
 inductance.
 resistance.

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Electric Circuits
For Norton’s equivalent circuit

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

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Electric Circuits
The electrical conductivity of metal is typically of the order of (in ohm - m)

 10 - 6.
 107.
 105.
 10 - 4.

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Electric Circuits
The laplace transform of the fuction f(t) = t is

 s2.
 1/s.
 1/s2.
 s.

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Electric Circuits
The current through the 2 KΩ resistance ( rest resitances are all 1 ohm each ) in the circuit shown in diagram

 2 mA.
 0 mA.
 6 mA.
 1 mA.

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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?

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

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MORE MCQ ON Electric Circuits

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