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Light of wavelength 4000Å is allowed to ...

Light of wavelength `4000Å` is allowed to fall on a metal surface having work function 2 eV. The maximum velocity of the emitted electrons is
`(h=6.6xx10^(-34)Js)`

A

`1.35xx10^(5)ms^(-1)`

B

`2.7xx10^5 ms^(-1)`

C

`6.2xx10^5 ms^(-1)`

D

`8.1xx10^5 ms^(-1)`

Text Solution

Verified by Experts

The correct Answer is:
C
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