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Radiation of wavelength lamda is inciden...

Radiation of wavelength `lamda` is incident on a photocell. The fastest emitted electron has speed v. If the wavelength is charged to `(3lamda)/(4)`, the speed of the fastest emitted electron will be

A

` lt upsilon ((4 ) /(3))^(1/2)`

B

` = upsilon ((4 ) /(3)) ^(1/2)`

C

` = upsilon ((3 ) /(4 )) (1/2) `

D

`gt upsilon ( (4 ) /(3)) ^(1/2 ) `

Text Solution

Verified by Experts

The correct Answer is:
D
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