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A photosensitive metallic surface has wo...

A photosensitive metallic surface has work function, `h v_(0)`. If photons of energy `2hv_(0)` fall on this surface, the electrons come out with a maximum velocity of `4 xx 10^(6) m/s`. When the photon energy is increased to `5hv_(0)`, then photon energy is increased to photoelectrons will be

A

`2xx10^(6)` m/s

B

`2xx10^(7)` m/s

C

`8xx10^(5)` m/s

D

`8xx10^(6)` m/s

Text Solution

Verified by Experts

The correct Answer is:
D
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