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Mention the important considerations req...

Mention the important considerations required while fabricating a p-n junction diode to be used as light emitting diode (LED). What should be the order of the band gap of an LED if it is required to emit light in the visible region.

A

0.1 eV to 0.4 eV

B

0.5 eV to 0.8 eV

C

0.9 eV to 1.6 eV

D

1.7 eV to 3.0 eV

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