question_answer

The maximum velocity of the photoelectrons emitted from the surface is v when light of frequency n falls on a metal surface. If the incident frequency is increased to 3n, the maximum velocity of the ejected photoelectrons will be – [JEE Online 08-04-2017]

A) more than \[\sqrt{3}v\]

B) equal to \[\sqrt{3}v\]

C) v

D) less than \[\sqrt{3}v\]

Correct Answer: B

Solution :

[b]