Automatic Control Systems

Assertion (A): If minimum phase system has a gain margin of 8 dB and phase margin of 21°, the system is stable. Reason (R): For a minimum phase system both GM and PM must be positive for the system to be stable.

A Both A and R are correct and R is correct explanation of A

B Both A and R are correct but R is not correct explanation of A

C A is correct but R is wrong

D R is correct but A is wrong

ANS:A - Both A and R are correct and R is correct explanation of A

No answer description is available.

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