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For germenium crystal, the forbidden ene...

For germenium crystal, the forbidden energy gap in joules is

A

`1.12xx10^(-19)`

B

`1.76xx10^(-19)`

C

`1.6xx10^(-19)`

D

Zero

Text Solution

Verified by Experts

The correct Answer is:
A
For `Ge`,
`E_(g)=-0.7 eV=0.7xx1.6xx10^(-19)J=1.12xx10^(-19)J`
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