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Question 40

A light of energy 5eV falls on a metal and electrons with a maximum kinetic energy of 2eV are ejected. The work function of the metal is

  • A.0.4eV
  • B.2.5eV
  • C.3.0eV
  • D.7.0eV
Objective

Question details

Exam body
FUNAAB
Subject
Physics
Year
2020/2021
Question no.
#40
Type
Objective
Previous · Q39A P-N junction diode is used as Next · Q41 One of the features of fission process is that

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