Physics, asked by ramyagce5891, 2 months ago

The work function of a metal is 6.2 electron volt the wavelength of incident radiation for of for photoelectrons with stopping potential is 3.7 electron volt is

Answers

Answered by Abhijeetroy

0

Explanation:

eV

∘

=hϑ−hϑ

∘

hϑ=

λ

hc

=eV

∘

+hϑ

∘

=5eV+6.2eV

λ

hc

=11.2eV

→λ=

11.2eV

hc

=1.104×10

−7

∴

Ultraviolet region

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