Question 7
A light energy E falls on a metal and the electrons with a maximum kinetic energy of 0.2eV are ejected. If the work function of the metal is 0.3eV, what is the value of E?
Objective
Question details
- Exam body
- OAU
- Subject
- Physics
- Year
- 2021/2022
- Question no.
- #7
- Type
- Objective
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