Semiconductor Electronics Materials Devices and Simple Circuits - Result Question 22
22. A photodiode is fabricated from a semiconductor with a band gap of . It can detect a signal of wavelength
(a)
(c)
(b)
(d)
[2009]
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Answer:
Correct Answer: 22. (c)
Solution:
- (c)
The wavelength detected by photodiode should be less than