1.

Assertion (A): The stability of the system is assured if the ROC includes the unit circle in z-plane.Reason (R): For a causal stable system all the poles should be outside the unit circle in the z-plane.

A. Both A and R are true and R is the correct explanation of A
B. Both A and R are true bit R is NOT the correct explanation of A
C. A is true but R is false
D. A is false but R is true
Answer» D. A is false but R is true


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