55. Which of the following contributes to harmonics distortion in amplifiers :
(a) Positive feedback
(b) Presence of noise
(c) Defective active device
(d) Non-linearity in active deviceSubject 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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