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A photon of energy hv is absorbed by a f...

A photon of energy hv is absorbed by a free electrons of a metal having work function `phi lt hv`

A

The electron is sure to come out.

B

The electron is sure to come out with a kinetic energy `phi lt hv`

C

Either the electron does not come out or it comes out with kinetic energy `hv - phi`

D

It may come out with a kinetic energy less than `hv - phi`

Text Solution

Verified by Experts

The correct Answer is:
D
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