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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Q. For a transfer function the coefficients of the numerator and denominator polynomials in s must be real.

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Q. A steel bar needs 1200 AT to magnetise it. The voltage that must be applied to the magnetising coil of 100 turns and 10 Ω resistance is __________ volt.

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Q. The function (s + 2) (s + 4)/[(s + 1)(s + 3)]

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Q. The series element of a band stop filter is

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Q. The resistance of human body is about

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Q. At half power frequencies the current in R-L-C series circuit is __________ times current at resonance

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Q. A capacitor behave to d.c. as

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Q. When three 100 K, ± 10% fixed resistors of 1/4 W Power rating are connected in parallel, the resulting 33 K resistor will have a tolerance specification and power rating of

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Q. A capacitor with initial charge q0 at t = 0+ acts as

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Q. Form factor for a sine wave is

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Q. Choose the correct option, if b (branch), n (nodes), l (links)

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Q. In a minimum function

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Q. In a series circuit with fixed R and variable XL, the current locus lies in the fourth quadrant.

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Q. A parallel connection of circuit is at below resonance circuit behave as

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