Automatic Control Systems

Assertion (A): When the phase margin of a control system is improved using a lead network, noise transmission increases. Reason (R): Phase lead compensation increases bandwidth.

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

More bandwidth means more noise.

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