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प्रश्न
The emission of electron is possible
पर्याय
Photo electric effect
Thermionic emission
Both photo electric effect and thermionic emission
None
MCQ
उत्तर
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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