Q. When voltage feedback (negative) is applied to an amplifier, its input impedance _________.
✅ Correct Answer: (B)
Is increased
Amplifiers with Negative Feedback MCQs | Page - 2
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Q. when negative voltage feedback is applied to an amplifier, its voltage gain _________.
✅ Correct Answer: (B)
Is reduced
Q. When current feedback (negative) is applied to an amplifier, its output impedance _________
✅ Correct Answer: (A)
Is increased
Q. When a negative voltage feedback is applied to an amplifier, its bandwidth _________
✅ Correct Answer: (A)
Is increased
Q. Then current feedback (negative) is applied to an amplifier, its input impedance _________.
✅ Correct Answer: (A)
Is decreased
Q. The voltage gain of an emitter follower is ______
✅ Correct Answer: (B)
Approximately equal to 1
Q. The value of negative feedback fraction is always _____
✅ Correct Answer: (A)
Less than 1
Q. The output impedance of an emitter follower is _________
✅ Correct Answer: (D)
Low
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