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.
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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