Semiconductor Materials » Exercise – 3
119. In a pure semiconductor, electric current is due to :
(a) Holes
(b) Electrons
(c) Both holes and electrons
(d) Valence electronsSubject 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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