Question

A photon of light with λ=400nm falls on a metal surface. As a result, photoelectron are ejected with a velocity of 6.4×10^5 m/s.
a. The kinetic energy of emitted photoelectron
b. The work function (in eV) of the metal surface

Answer 1

Hi

SOLUTION IS GIVEN IN ATTACHMENT

a: 1.86 x 10^-23 J

b: 3.1 ev

THANKS:)

Answer 2

Answer:

answer of part (A) is 1.86 x 10^-19

Explanation:

thats all