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DFCCIL EE/EC Signals & Systems QUIZ - 4

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Question 1

Consider a causal LTI system with frequency response  for a particular input x(t), this system is observed to produce the output as y(t) = e–3t u(t) – e–4t u(t).

Then the input x(t) is

Question 2

Computer the Exponential series of the following signal shown in figure.

Question 3

Match the following List-I (properties of time domain signal) with List-II (properties of Fourier transform).
List-I
A) Real and even
B) Real and odd
C) Imaginary and even
D) Imaginary and odd
List-II
1) Real and odd
2) Real and even
3) Imaginary and even
4) Imaginary and odd

Question 4

Let. If g (t) = u (t) * f (t) and x (t) = g (5t-3), where u (t) is a step signal and * represents convolution. Determine.

Question 5

Find the frequency response of an LTI system with h(t)=

Question 6

Which of the following signal does not have a Fourier series representation?
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