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UPPCL AE EE: Signals & Systems Quiz 4

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Question 1

If the signal  and , and a signal made by x1(n) and x2(n). this is  so fundamental time period of the signal x(n) is

Question 2

The signal x(t) has a time period of 2 and the following Fourier coefficients

.

Then x(t) is given by

Question 3

The Fourier transform of a function g(t) is given by , then function g(t) is given by

Question 4

In the Fourier transform, if the time domain signal x(t) is real and even, then the frequency domain signal X(jΩ) will be:

Question 5

Let H(e) be the frequency response of a discrete-time LTI system, and H1(e) be the frequency response of its inverse. Then,

Question 6

The exponential Fourier series coefficient C0 of x(t) = sin2 t is:

Question 7

What will be Fourier transform, of e–a|t| for a > 0.

Question 8

Inverse fourier transform of  is:-

Question 9

For half wave symmetry, the necessary condition is:-

Question 10

Inverse fourier transform of is
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