Electronics and Communication Engineering - Automatic Control Systems - Discussion

41. 

Assertion (A): Positive feedback is not used in any circuit.

Reason (R): Positive feedback leads to instability.

[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

Answer: Option D

Explanation:

Positive feedback is used in oscillator circuits.


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