Semiconductor Materials – 124

124. Forbidden energy gap between the valence and conduction bands is least in the case of :

(a) Pure Si
(b) Pure Ge
(c) Mica
(d) Impure Si

Answer

Answer : (d)

Explanation

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

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Semiconductor Materials - 82
Semiconductor Materials » Exercise - 282. Forbidden energy gap between the valence band and conduction band is least in the case of : (a) Impure silicon (b) Pure silicon (c) Pure germanium (d) Mica
Tags: semiconductor, materials, pure, exercise, forbidden, energy, gap, valence, conduction, case
Semiconductor Materials - 87
Semiconductor Materials » Exercise - 287. In a semiconductor, the energy gap between valence and conduction bands is about ........ (a) 15 eV (b) 100 eV (c) 50 eV (d) 1 eV
Tags: semiconductor, materials, exercise, energy, gap, valence, conduction, bands, electronics, engineering
Semiconductor Materials - 96
Semiconductor Materials » Exercise - 296. When a pure semiconductor is heated, its resistance ........ (a) goes up (b) goes down (c) remains the same (d) cannot say
Tags: semiconductor, materials, exercise, pure, electronics, engineering
Semiconductor Materials - 89
Semiconductor Materials » Exercise - 289. In a semiconductor, the energy gap between valence and conduction bands is about ........ (a) 15 eV (b) 100 eV (c) 50 eV (d) 1 eV
Tags: semiconductor, materials, exercise, energy, gap, valence, conduction, bands, electronics, engineering
Semiconductor Materials - 50
Semiconductor Materials » Exercise - 150. For both Ge and Si, the barrier voltage decreases by about : (a) 1 mV/°C (b) 2 mV/°C (c) 3 mV/°C (d) 5 mV/°C
Tags: semiconductor, materials, exercise, ge, si, electronics, engineering

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