A) \[1.12\times {{10}^{-19}}\]
B) \[1.76\times {{10}^{-19}}\]
C) \[1.6\times {{10}^{-19}}\]
D) Zero
Correct Answer: A
Solution :
For Ge, \[{{E}_{g}}=0.7\,eV=0.7\times 1.6\times {{10}^{-19}}J=1.12\times {{10}^{-19}}J\]
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