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Potential barrier of Si at 30^@C is 0.7 ...

Potential barrier of Si at `30^@C` is 0.7 eV. Which of the following can represent the potential barrier of Si at `100^@C` ?

A

0.5 eV

B

0.7 eV

C

0.9 eV

D

1.1 eV.

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