Electronics and Communication Engineering - Signals and Systems - Discussion

Discussion Forum : Signals and Systems - Section 5 (Q.No. 24)

Signals and Systems

24.

If a sequence is causal then ROC is (where a is any number)

|z| > a

|z| < a

|z| = a

Entire Plane

Answer: Option

Explanation:

No answer description is available. Let's discuss.

Discussion:

1 comments Page 1 of 1.

Swagath.... said: 1 decade ago

Causal means only past & present values. That means only right sided values.

Therefore (A).

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