Home Physics Semiconductor Electronics JEE Main 2023 Which of the following statement is not corr…
Physics Semiconductor Electronics JEE Main 2023 MCQ (Single Correct)

Which of the following statement is not correct in the case of light emitting diodes?

A
It is a heavily doped p-n junction. C and D
B
It emits light only when it is forward biased. A
C
It emits light only when it is reverse biased. C
D
The energy of the light emitted is equal to or slightly less than the energy gap of the semiconductor used. Choose the correct answer from the options given below : B

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Text Solution

Verified by Experts
The correct answer is:
C

LED works in forward biasing and light energy maybe slightly less or equal to band gap.

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