Choose the correct answer

Two radiations with photon energies 0.9 eV and 3.3 eV respectively are falling on a metallic surface successively. If the work function of the metal is 0.6 eV, then the ratio of maximum speeds of emitted electrons in the two cases will be

- a) 1:4

- b) 1:3

- c) 1:1

- d)1:9

Correct Answer:

b) 1:3

0

Answered on 29/10/2020 at 12:44PM by Thamizh