Feedback Amplifiers – 4

Feedback Amplifiers » Exercise – 1

4. Closed-loop gain of a feedback amplifier is the gain obtained when :

(a) its output terminals are closed
(b) negative feedback is applied
(c) feedback loop is closed
(d) feedback factor exceeds unity

Answer
Answer : (c)

Explanation
Explanation : No answer description available for this question. Let us discuss.
Subject Name : Electronics Engineering
Exam Name : IIT GATE, UPSC ESE, RRB, SSC, DMRC, NMRC, BSNL, DRDO, ISRO, BARC, NIELIT
Posts Name : Assistant Engineer, Management Trainee, Junior Engineer, Technical Assistant
Electronics & Communication Engineering Books

Sale
Question Bank On Electronics & Communication Engineering
Book - question bank on electronics & communication engineering; Language: english; Binding: paperback
₹ 287
Sale
A Handbook for Electronics Engineering(Old Edition)
Made Easy Editorial Board (Author); Marathi (Publication Language); 620 Pages - 01/01/2015 (Publication Date) - Made Easy Publications (Publisher)
₹ 315
Basic Electronic Devices and Circuits
Patil (Author); English (Publication Language)
Electronic Circuits: Analysis and Design (SIE) | 3rd Edition
Neamen, Donald (Author); English (Publication Language); 1351 Pages - 08/25/2006 (Publication Date) - McGraw Hill Education (Publisher)
₹ 1,210

GATE 2023 Total InfoENGG DIPLOMAUGC NET Total Info
IES 2023 Total InfoPSUs 2022 Total InfoCSIR UGC NET Total Info
JAM 2023 Total InfoM TECH 2023 Total InfoRAILWAY 2022 Total Info

Related Posts

  • Amplifiers - 25Amplifiers » Exercise - 125. The gain of an amplifier with feedback is known as ........... gain. (a) resonant (b) open loop (c) closed loop (d) none of the above
    Tags: amplifiers, gain, loop, exercise, amplifier, feedback, closed, electronics, engineering
  • Amplifiers - 23Amplifiers » Exercise - 123. If the feedback fraction of an amplifier is 0.01, then voltage gain with negative voltage feedback is approximately ....... (a) 500 (b) 100 (c) 1000 (d) 5000
    Tags: amplifiers, feedback, exercise, amplifier, gain, negative, electronics, engineering
  • Amplifiers - 20Amplifiers » Exercise - 120. The value of negative feedback fraction is always .......... (a) less than 1 (b) more than 1 (c) equal to 1 (d) none of the above
    Tags: amplifiers, exercise, negative, feedback, electronics, engineering
  • Amplifiers - 31Amplifiers » Exercise - 131. When current feedback (negative) is applied to an amplifier, its output impedance ...... (a) is increased (b) is decreased (c) remains the same (d) none of the above
    Tags: amplifiers, exercise, feedback, negative, applied, amplifier, output, electronics, engineering
  • Amplifiers - 45Amplifiers » Exercise - 145. If the voltage gain of an amplifier without feedback is 20 and with negative voltage feedback it is 12, then feedback fraction is ........ (a) 5/3 (b) 3/5 (c) 1/5 (d) 0.033
    Tags: feedback, amplifiers, exercise, gain, amplifier, negative, electronics, engineering

LEAVE A REPLY

Please enter your comment!
Please enter your name here