Electronics and Communication Engineering - Electronic Devices and Circuits - Discussion

Discussion Forum : Electronic Devices and Circuits - Section 1 (Q.No. 36)
36.
Secondary emission is always decremental.
True
False
Answer: Option
Explanation:

Sometimes it can be useful also.

Discussion:
5 comments Page 1 of 1.

Dahoo said:   4 years ago
Secondary emission, ejection of electrons from a solid that is bombarded by a beam of charged particles.

Cengre said:   7 years ago
What is secondary emission?

Mapa said:   7 years ago
Secondary emission is useful in photomultiplier tubes since the secondary electrons will make the device more sensitive. Thus, its detection will be more accurate.

Karthik said:   9 years ago
In which case it is useful?

Sravya said:   1 decade ago
What is secondary emission?

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