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Question
The emission of electron is possible
Options
Photo electric effect
Thermionic emission
Both photo electric effect and thermionic emission
None
MCQ
Solution
Both photo electric effect and thermionic emission
Explanation:
Both the photoelectric effect and the thermionic emission are correct answers. The process by which an electron escapes from a mental surface is known as electron emission. Every atom has a positively charged nuclear core surrounded by negatively charged electrons.
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