Electronics and Communication Engineering - Exam Questions Papers - Discussion

Discussion Forum : Exam Questions Papers - Exam Paper 16 (Q.No. 7)
7.
Given below impulse response of two system
h1(n) = [x(n + 1) - 2x(n) + 3x(n - 1)]
h2(t) = e-2t u(4 - t)
The correct statement is:
h1(n) non causal and stable
h2(t) non causal and stable
h1(n) non causal and stable
h2(t) non causal and non-stable
h1(n) causal and not stable
h2(t) non causal and stable
h1(n) causal and stable
h2(t) non causal and non-stable
Answer: Option
Explanation:
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Discussion:
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