Q. Which of the following expressions is true for apparent power in an A.C. circuit?

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Q. In figure, the short circuit current through terminal AB will be

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Q. In the circuit shown the voltage Vs has a phase angle of __________ with respect to VL.

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Q. The ideal voltmeter V of figure will read __________ volt.

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Q. The circuit of figure is generally employed as a

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Q. The phase velocity v in a transmission line is

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Q. In figure, I =

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Q. If Ia, Ib, Ic are line currents and Ia1 is the positive sequences component of Ia then

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Q. In the two ports network shown in the figure, Z12 and Z21 are, respectively

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Q. In figure, I = 2A, then V =

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Q. In the circuit shown in the given figure, V0 is given by

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Q. The value of current read by ideal ammeter A in figure is __________ ampere.

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Q. The relation between the apparent power, actual power and reactive power is given by

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Q. Quality factor will be

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Q. In the circuit shown in the given figure, switch k is closed at t = 0. The circuit was initially relaxed then which one of the following sources of v(t) will produce maximum current at t = 0+?

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Q. The inverse Fourier transform of following is

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Q. Which one of the following is a cut set of the graph in the given figure?

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Q. At t = 0+, the current i1 is

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Q. Which one of the following theorem can be conveniently used to calculate the power consumed by the 10 Ω resistor in the network shown in the above figure?

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Q. Figure shows a parallel resonant circuit having resonance frequency of 15 MHZ. At this frequency

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