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  • For germanium crystal, the forbidden energy gap in joules isOption: 1 <img alt="1.12 \times 10^{-19}" src="/latex-image/?1.12%20%5Ctimes%2010%5E%7B-1

For germanium crystal, the forbidden energy gap in joules is

Option: 1

1.12 \times 10^{-19}


Option: 2

1.76 \times 10^{-19}


Option: 3

1.6 \times 10^{-19}


Option: 4

Zero


Answers (1)

best_answer

\mathrm{\text { For } \mathrm{Ge}, E_g=0.7 \mathrm{eV}=0.7 \times 1.6 \times 10^{-19} \mathrm{~J}=1.12 \times 10^{-19} \mathrm{~J}}

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Deependra Verma

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