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Electric Circuits

Electric Circuits
When power factor angle is varying, the shape of the current locus is

 Circle
 Semicircle
 Straight line
 Triangle

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Electric Circuits
From the circuit diagram shown in question 1 find the Norton current.

 4 A.
 1 A.
 2 A.
 2.5 A.

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Electric Circuits
The coils having self inductor of 10 mH and 15 mH have an effective inductor of 40 mH, when connected in series aiding. What will be the equivalent inductor if we connect them in series opposing

 10 mH.
 0 mH.
 5 mH.
 20 mH.

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Electric Circuits
Consider the following circuit : Switch is closed at t = 0 Find i(0 +)

 0.
 V / {R + (sL + 1 / Cs)}.
 (V*L) / (R*C)
 V/R.

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Electric Circuits
The power dissipated in a pure capacitor is

 proportional to the value of capacitance.
 zero.
 both (B) and (C) above.
 proportional to applied voltage.

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Electric Circuits
Poles and zeros are arranged alternatively on imaginary axis, then type of network is?

 LC network
 RC network
 Any of the above
 RL network

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MORE MCQ ON Electric Circuits

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