5555555555
19. A commonly used pentavalent material is:
(a) arsenic
(b) boron
(c) gallium
(d) neon
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 555555555563. How many terminals does a diode have? (a) 1 (b) 2 (c) 3 (d) 4 Tags: semiconductor, physics, electronics, engineering
555555555539. One eV is equal to ________ J. (a) 6.02 × 1023 (b) 1.6 × 10–19 (c) 6.25 × 1018 (d) 1.66 × 10–24 Tags: semiconductor, physics, electronics, engineering
555555555515. How many valence electrons are in every semiconductor material? (a) 1 (b) 2 (c) 3 (d) 4 Tags: semiconductor, physics, material, electronics, engineering
Semiconductor Materials » Exercise - 124. When a semiconductor is heavily doped in a range of 1017 to 1018 impurity atoms/cm3, then it behaves as : (a) Intrinsic semiconductor (b) Extrinsic semiconductor (c) Simply as semiconductor (d) Degenerative semiconductor Tags: semiconductor, electronics, engineering
555555555579. The 7805 regulator IC provides ________. (a) 5 V (b) –5 V (c) 12 V (d) –12 V Tags: electronics, engineering