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Questions  

In a silicon crystal, the valence and conduction band are separated by a forbidden band of energy

a
0.3 eV
b
0.7 eV
c
1.1 eV
d
0.11 eV

detailed solution

Correct option is C

The correct choice is (3), At room temperature the forbidden energy gap for Si is observed and that for Si is 1.1 eV.

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