Home
Class 12
PHYSICS
The work function of ametal is hv(0) .Li...

The work function of ametal is `hv_(0)` .Light of frequency v falls on this metal .The photoelectric effeect will take place if and only if :

A

`v ge v_(0)`

B

`v gt 2v_(0)`

C

`v lt v_(0)`

D

`v lt v_(0)//sqrt(2)`

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Similar Questions

Explore conceptually related problems

Define work function of metal and photoelectric effect.

The work function of a certain metal is 4.2 eV. Will this metal give photoelectric emission for incident radiation of wavelength 330 nm?

The work function for a certain metal is 4.2 eV. Will this metal give photoelectric emission for incident radiation of wavelenght 330 nm?

The work function of caesium metal is 2.14 eV. When light of frequency 6 xx 10^14 Hz is incident on the metal surface, photomission of electrons occurs. What is the maximum kinectic energy of the emitted electrons.