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Multiple Choice Questions
1. Assertion (A): Negative feedback reduces the gain of an amplifierReason (R): Negative feedback is very commonly used in amplifier circuits
(A): Both A and R are correct and R is correct explanation for A
(B): Both A and R are correct but R is not correct explanation for A
(C): A is correct R is wrong
(D): A is wrong R is correct
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MCQ->Assertion (A): Negative feedback reduces the gain of an amplifierReason (R): Negative feedback is very commonly used in amplifier circuits....
MCQ->Assertion (A): A large negative feedback is deliberately introduced in an amplifier to make its gain independent of variation is in parameters of active device and other components.Reason (R): A large negative feedback results in a high value of return difference compared to unity which makes the feedback gain inversely proportional to feedback factor.....
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MCQ->Assertion (A): Negative feedback reduces the bandwidth of an amplifier Reason (R): Negative feedback stabilizes the gain of an amplifier....
MCQ->Assertion (A): Linear ICs include audio amplifier, wideband amplifier, RF amplifier and IF amplifierReason (R): The error voltage in a feedback circuit is very small....
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