Q. Laplace transform of a pulse function of magnitude E and duration from t = 0 to t = a is

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Q. For the discrete time system of the given figure

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Q. The final value theorem is

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Q. If

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Q. If F(s) = 2s+3 / (s+1)(s+2), the terms in f(t) will have

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Q. If F(s) is given by following equation, the coefficient of term e^(-t) in f(t) will be

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Q. If f(t) = A d(t - a), F(s) is

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Q. The sampling of a function f(l) = sin 2πf₀t starts from a zero crossing. The signal can be detected if sampling time T is

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Q. If Laplace transform of f(t) is F(s), then £ f(t - a) u (t - a)= 0

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Q. Assertion (A): The modified ramp function of the given figure can be represented s sum of two ramp functions of the given figure.

Reason (R): If f(t) = t, F(s) = 1

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Q. Energy density spectrum of x[n] = aⁿ∪[n] for -1 < a < + 1 is

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Q. Z transformer of

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Q. Energy density spectrum of a gate GT(t) function is

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Q. For the system in the given figure

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Q. The Laplace transform of the waveform shown in the below figure is

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Q. Laplace transform of e^(at) cos (at) is

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Q. The value of the following equation in + ve sense is

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Q. The amplitude of the first odd harmonic of the square wave shown in the given figure is

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Q. The inverse Laplace transform of 1 / (s+1)³ is

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Q. The final value of following is

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