Semiconductor Materials – 129

129. Addition of trivalent impurity to a semiconductor creates many ……..

(a) holes
(b) free electrons
(c) valence electrons
(d) bound electrons

Answer

Answer : (a)

Explanation

Explanation : No answer description available for this question. Let us discuss.

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Semiconductor Materials - 99
Semiconductor Materials » Exercise - 299. Addition of pentavalent impurity to a semiconductor creates many ........ (a) free electrons (b) holes (c) valence electrons (d) bound electrons
Tags: electrons, semiconductor, materials, exercise, addition, impurity, creates, free, holes, valence
Semiconductor Materials - 128
Semiconductor Materials » Exercise - 3128. A trivalent impurity has ........ valence electrons. (a) 4 (b) 5 (c) 6 (d) 3
Tags: semiconductor, materials, exercise, trivalent, impurity, valence, electrons, electronics, engineering
Semiconductor Materials – 159
Semiconductor Materials » Exercise - 4159. The addition of pentavalent impurity to a semiconductor creates more : (a) Free electrons (b) Holes (c) Positrons (d) Free electrons and holes
Tags: semiconductor, materials, free, electrons, holes, exercise, addition, impurity, creates, electronics
Semiconductor Materials - 47
Semiconductor Materials » Exercise - 147. The depletion region of a semiconductor has : (a) Only free electrons (b) Only holes (c) Both free electrons and holes (d) Absence of free electrons and holes
Tags: semiconductor, free, electrons, holes, materials, exercise, electronics, engineering
Semiconductor Materials - 126
Semiconductor Materials » Exercise - 3126. A pentavalent impurity has ........ valence electrons. (a) 3 (b) 5 (c) 4 (d) 6
Tags: semiconductor, materials, exercise, impurity, valence, electrons, electronics, engineering

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