The energy band gap of semiconducting material to produce violet (wavelength = 4000 A^(o)) LED is _ _ _ _ _ _ _ eV. (Round off to the nearest integer).

Electronic Devices: JEE Main 2022 Physics question

JEE Main 2022 · 25 Jul, Morning shift · Q58

JEE Main 202225 Jul, Morning shiftPhysicsMediumElectronic Devices66× since 2002

The energy band gap of semiconducting material to produce violet (wavelength = 4000

\mathop A\limits^o

) LED is ______________

\mathrm{eV}

. (Round off to the nearest integer).

Your answerType your answer. Integers and decimals are accepted.

JEE Main 2022 Electronic Devices Question with Answer (25 Jul Morning shift, Q58) | JEE Arc

JEE Main 2022 · 25 Jul, Morning shift · Q58

JEE Main 202225 Jul, Morning shiftPhysicsMediumElectronic Devices66× since 2002

The energy band gap of semiconducting material to produce violet (wavelength = 4000

\mathop A\limits^o

) LED is ______________

\mathrm{eV}

. (Round off to the nearest integer).

Your answerType your answer. Integers and decimals are accepted.