PHOTO ELECTRIC EFFECT
15. The photo electric threshold wavelength for
a metal is 2750A°. The minimum enerovo
photon that can produce photoelectric effect
in the metal is
1) 0.045eV
2) 0.45 eV
3) 4.5 eV
4) 0.0045 eV
Answers
Answered by
2
Answer:
3)4.5eV...................
Answered by
2
Answer:
3) 4.5 ev is correct answer
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