83. In germanium an electron in the conduction band :
(a) Has same energy as an electron in valence band (b) Has less energy as compared to an electron in valence band (c) Has greater energy as compared to an electron in valence band (d) Has zero charge
Answer
Answer : (c)
Explanation
Explanation : No answer description available for this question. Let us discuss.
Semiconductor Materials » Exercise - 288. A semiconductor has ........ band. (a) almost empty valence (b) almost empty conduction (c) almost full conduction (d) none of the above
Semiconductor Materials » Exercise - 286. A semiconductor has ........ band. (a) almost empty valence (b) almost empty conduction (c) almost full conduction (d) none of the above
Semiconductor Materials » Exercise - 3106. In which band(s) do the movements of electrons and holes take place ? (a) Valence band (b) Conduction band (c) Conduction and valence bands respectively (d) Neither valence nor conduction band
555555555591. What occurs when a conduction-band electron loses energy and falls back into a hole in the valence band? (a) doping (b) recombination (c) (d)
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