Q137
The pole-zero diagram of a causal and stable discrete-time system is shown in the figure. The zero at the origin has multiplicity 4. The impulse response of the system is h[n]. If h[0] = 1, we can conclude
The pole-zero diagram of a causal and stable discrete-time system is shown in the figure. The zero at the origin has multiplicity 4. The impulse response of the system is h[n]. If h[0] = 1, we can conclude
A.
h[n] is real for all n
AnswerB.
h[n] is purely imaginary for all n
C.
h[n] is real for only even n
D.
h[n] is purely imaginary for only odd n
Answer: Option A
Solution
Answer: Option A
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