Physics, asked by manuvya, 11 months ago

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 kratika29
2

Answer:

3)4.5eV...................

Answered by laxmikant07
2

Answer:

3) 4.5 ev is correct answer

Attachments:
Similar questions