Q. In a series R-L circuit when excited by a 1 volt battery the current is 1 - e¯ᵗ. If it is excited by a source 2 sin t, the current will be

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Q. Consider the following expression for the driving point impedance

1. It represent on LC circuit
2. It represent on RLC circuit
3. It has poles lying on the jω axis
4. It has a pole at infinite frequency and a zero at zero frequency.

Which one of the statement given above are correct?

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Q. The polarities of the magnetised iron rod of are

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Q. For node 2 in figure, KCL equation is

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Q. Which one of the following is positive real function?

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Q. If admittance of a circuit is defined by following equation, then at resonance

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Q. If impedance of a circuit is defined by the following equation, then circuit is said to be in resonance if

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Q. In figure, the current I

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Q. An RLC series circuit is excited by a step voltage E. The initial current through L is i (0-). In the s domain circuit the element L will be replaced by

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Q. In low pass filter of figure R0 = 1 Ω and cut off frequency is 1 rad/sec. The values of L and C are

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Q. In figure, the power dissipated in 4 resistance is P1 and power associated with 3 A source is P2. Then

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Q. The network shown in figure is

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Q. Which of the under-given graphs shown in figure gives variation in resistance of a copper conductor with temperature?

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Q. The response shown in figure is

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Q. As x is increased from - ∞ to ∞, the following function

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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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