Semiconductor Materials » Exercise – 3
150. P-type semiconductors are :
(a) +very charged
(b) Electrically neutral
(c) Obtained when phosphorus is added as impurity to silicon or germanium
(d) Obtained when arsenic is added as impurity to germanium or siliconSubject 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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