Q. A series LCR circuit consisting of R = 20 Ω, | XL | = 20 Ω and | XC | = 20 Ω, connected across an A.C. supply of 200 V rms. The rms voltage across the capacitor is

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Q. Assertion (A): In KVL equations involving mutually coupled circuits the sign of M terms can be positive or negative.

Reason (R): Dot convention helps in determining sign of M terms in KVL equations.

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Q. The condition AD - BC = 1 for two port network implies that the network is a

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Q. The units for electrochemical equivalent are

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Q. The impedance 3.2 - j 12 in polar form is given as

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Q. The poles of an RC function

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Q. Damping ratio =

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Q. In admittance parameter set, the dependent variables are the currents at the two ports.

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Q. A constant k low pass filter has fc = 500 Hz. At f = 1000 Hz, the attenuation is

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Q. For an R-C impedance function, the residues at all poles are

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Q. In the analogy between electric and magnetic circuits, flux is analogous to

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Q. A two port network is reciprocal if and only if

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Q. Choose the correct option

1. Mesh is the smallest loop of circuit
2. Loop is smallest path of circuit
3. Loop does not contain any mesh
4. Loop may have one or more than one mesh

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Q. Tesla is unit of

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Q. In one time constant, the current in a circuit reaches __________ percent of its final value.

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Q. The capacitance of a cylindrical capacitor is directly proportional to its length.

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Q. In a passive band pass filter, the resonant frequencies of series and shunt arms are equal.

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Q. Which is correct for a transfer function?

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Q. A coil with large distributed capacitance has a

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Q. The voltage transfer functions of two port circuits connected in cascade can be easily found from

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