Question 5 of 209
A light emitting diode (LED) is fabricated using GaAs semiconducting material whose band gap is . The wavelength of light emitted from the LED is :
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Answer: (C)
(Approx)
Semiconductors
JEE Main level, single correct, medium
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More Physics practice
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JEE Main Physics practice question on Semiconductors (Energy Bands in Solids), with the answer and a step-by-step solution. Scan a question from your own book or paper to get a whiteboard video.