Electronics and Communication Engineering - Electronic Devices and Circuits - Discussion

Discussion Forum : Electronic Devices and Circuits - Section 15 (Q.No. 42)
42.
In LED the radiation is in
visible region
infrared region
both (a) and (b)
neither (a) nor (b)
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
3 comments Page 1 of 1.

Abhi said:   9 years ago
LED is made up of GaAs ---> infrared.

LED is made up of GaAsP ---> Visible.

So option C is the answer.
(1)

Saurabh kumar said:   5 years ago
I think option C is right.

Paritosh Pathak said:   9 years ago
The answer C is correct.

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