Q.

Primary purpose of using Feedback is :

A. to reduce the sensitivity of the system to parameter variations.
B. to increase the bandwidth of the system
C. to reduce the noise and distortion of the system
D. to increase stability of the system
Answer» A. to reduce the sensitivity of the system to parameter variations.
Explanation: the major requirement of the feedback is to reduce of the system with parameter variations that may vary with age, with changing environment.
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