Oscillators » Exercise – 1
18. For oscillator to start, the loop gain Aβ of the oscillator must be :
(a) Infinitely high
(b) More than one
(c) Exactly one
(d) Less than one
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
|
Related Posts
Oscillators » Exercise - 115. In a practical oscillator Aβ is : (a) Slightly less than 1 (b) 1 (c) -1 (d) Slightly greater than 1Tags: oscillators, exercise, oscillator, aβ, electronics, engineering
5555555555 23. The start-up gain of an oscillator must be ________ one. (a) equal to (b) less than (c) greater than (d) any of these Tags: oscillators, gain, oscillator, electronics, engineering
555555555534. In the phase-shift oscillator, the gain of the amplifier stage must be ________. (a) 0 (b) less than 29 (c) greater than 29 (d) Tags: oscillators, oscillator, gain, electronics, engineering
555555555582. Which of the following oscillators is (are) tuned oscillators? (a) Colpitts (b) Hartley (c) Crystal (d) All of the above Tags: oscillators, electronics, engineering
555555555597. The parallel-resonant impedance of a crystal oscillator is ________. (a) very low (b) low (c) medium (d) very high Tags: oscillators, oscillator, high, electronics, engineering
