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What should be value of sampling interval T, to avoid aliasing?

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in Digital Signal Processing by (829k points)
What should be value of sampling interval T, to avoid aliasing?

(a) Zero

(b) Sufficiently large

(c) Sufficiently small

(d) None of the mentioned

This question was posed to me during an interview.

The above asked question is from Matched Z Transformation in division Digital Filters Design of Digital Signal Processing

1 Answer

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Correct answer is (c) Sufficiently small

For explanation: Aliasing in this matched z-transformation can be avoided by selecting the sampling interval T sufficiently small.

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