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Electric Circuits

Electric Circuits
Internal resistance of ideal voltage source is

 100 ohms
 zero
 finite
 infinite

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Electric Circuits
Given network is having N nodes and b branches, then number of individual loops are

 b - N - 1.
 N - 1.
 N.
 b - N + 1.

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

 Semicircle
 Straight line
 Triangle
 Circle

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Electric Circuits
Which of the followings is the expression for energy stored in a capacitor?

 Cv.
 C dv / dt.
 (1 / 2) Cv2.
 C / v.

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Electric Circuits
What is a resistor?

 Inductor
 Hello
 Capacitor
 Test

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Electric Circuits
Three parallel resistive branches are connected across a DC supply. The ratio of the branch resistances are given as R1:R2:R3 :: 2:4:6. The ratio of the branch currents is

 6:3:2.
 2:4:6.
 6:4:2.
 2:3:6.

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