In photoelectric effect, the wavelength of the light incident on the metal is changed
from 300nm to 400nm. Find the:
(i) Difference in the Kinetic Energy of the ejected electrons.
(ii) The velocity of electrons in the 2nd case, if the velocity of electrons is 105m/sec
in 1st case. [Use, h×c = 1240nm.]
Answers
Answered by
0
Answer:1. 1.65*10^-19 J
2. 90.932 m/s
Explanation:
Similar questions