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If σ<0, the point in the z plane lies __ of the circle |z|=1.

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in MATLAB by (37.3k points)
If σ<0, the point in the z plane lies __ of the circle |z|=1.

(a) Interior

(b) Exterior

(c) On the circumference

(d) Nowhere near

I had been asked this question in exam.

The origin of the question is Z Transform topic in chapter Digital Signal Processing of MATLAB

1 Answer

+1 vote
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Best answer
The correct choice is (a) Interior

The explanation: For σ<0, |z| is less than 1. Hence, the point lies interior to the circle |z|=1.

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