Amplifiers with Negative Feedback Mcqs
Amplifiers with Negative Feedback Mcqs, this topic has 19 mcqs, It takes five to ten minutes to complete this free Amplifiers with Negative Feedback Mcqs test. You will see 4 or 5 option of each question. You must choose / think only one option and then press on answer key for check right answer. Practice "Amplifiers with Negative Feedback Mcqs" MCQs and share with your friends, brothers, sisters.
Amplifiers with Negative Feedback Mcqs (Total Quiz: 19)
MCQ: When negative voltage feedback is applied to an amplifier, its voltage gain ____________?
- Is increased
- Is reduced
- Remains the same
- None of the above
B
MCQ: The value of negative feedback fraction is always _______________?
- Less than 1
- More than 1
- Equal to 1
- None of the above
A
MCQ: If the output of an amplifier is 10 V and 100 mV from the output is fed back to the input, then feedback fraction is_____________?
- 10
- 1
- 01
- 15
C
MCQ: The gain of an amplifier with feedback is known as____________gain?
- Resonant
- Open loop
- Closed loop
- None of the above
C
MCQ: If the feedback fraction of an amplifier is 0.01, then voltage gain with negative feedback is approximately________________?
- 500
- 100
- 1000
- 5000
B
MCQ: When current feedback (negative) is applied to an amplifier, its input impedance _____________?
- Is decreased
- Is increased
- Remains the same
- None of the above
A
MCQ: A feedback circuit usually employs _________________ network?
- Resistive
- Capacitive
- Inductive
- None of the above
A
MCQ: Negative feedback is employed in __________________?
- Oscillators
- Rectifiers
- Amplifiers
- None of the above
C
MCQ: When current feedback (negative) is applied to an amplifier, its output impedance ________________?
- Is increased
- Is decreased
- Remains the same
- None of the above
A