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GATE 2022 : Signals & Systems- 39 (App update required to attempt this test)
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Question 1
Suppose for input x(t) a linear time-invariant system with impulse response h(t) produces output y(t), so that x(t) ⊗ h(t) = y(t). Further, if |x(t)| ⊗ | y(t)| = z(t), which of the following statement is true?
Question 2
The impulse response of two systems are given below,
Which of the following is an LTI system?
Which of the following is an LTI system?
Question 3
Compute the output y(t) for a continuous time LTI system whose impulse response h(t) and the input x(t) are given by
h(t) = e–αt u(t) , x(t) = eαt u(–t) α > 0
h(t) = e–αt u(t) , x(t) = eαt u(–t) α > 0
Question 4
Consider a system with U(t) as input and V(t) as output
Choose the correct option
Question 5
The unilateral Laplace transform of a signal x(t) is
If x(t) be (e–at – ate–t) U(t) then value of a is
Question 6
The Fourier transform of a signal h(t) is H(jω) = (2cosω)(sin2ω)/ω. The value of h(0) is
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