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 oneSubject 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
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