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UPPCL AE EE: Signals & Systems Quiz 3

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Question 1

Laplace transform of the signal x(t) is

If the ROC is Re[s] < –2, then the inverse Laplace transform of the signal x(s) is.

Question 2

Which of the following statement is/are correct with regard to Dirichlet conditions ?

Question 3

For a filter, voltage transfer function, then identify the type of filter?

Question 4

If R1 is the region of convergence of x(n) and R2 is the region of convergence of y(n), then the region of convergence of x(n) convoluted y(n) is:

Question 5

If x(t) = tnu(t), then the Laplace transform of x(t) is:

Question 6

Find the Laplace transform of f(t), where f(t) is f(t) = 4 δ(t – 2) + 2e –4t

Question 7

The output of a linear system for a unit step input is given by . The transfer function of the system will be:-

Question 8

Time shifting in Laplace transform If L{x(t)} = X(s), then L{x(t – t0)} is:

Question 9

Let the impulse response of an LTI system be h(t) = e–tu(t). find the output y(t) if the input is x(t) = u(t)

Question 10

The unilateral LT of the signal x(t) = t2e–2tu(t) is:
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