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JEE MAIN 2021
22-07-21 S2
Question
Consider a situation in which reverse biased current of a particular P-N junction increases when it is exposed to a light of wavelength $ \leq $ 621 nm. During this process, enhancement in carrier concentration takes place due to generation of hole-electron pairs. The value of band gap is nearly.
Select the correct option:
A
2 eV
B
4 eV
C
1 eV
D
0.5 eV
✓ Correct! Well done.
✗ Incorrect. Try again or view the solution.
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Physics
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