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The forbidden energy band gap in conduct...

The forbidden energy band gap in conductors, semiconductors and insulators are `EG_(1), EG_(2)` and `EG_(3)` respectively. The relation among them is

A

`EG_(1)=EG_(2)=EG_(3)`

B

`EG_(1)ltEG_(2)gtEG_(3)`

C

`EG_(1)gtEG_(2)gtEG_(3)`

D

`EG_(1)ltEG_(2)gtEG_(3)`

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