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For a certain metal, incident frequency ...

For a certain metal, incident frequency v is five times of threshold frequency `v_(0)` and the maximum velocity of coming out photoelectrons is `8xx10^(6)m" "s^(-1)` If `v=2v_(0)`, the maximum velocity of photoelectrons will be

A

` 4 xx 10^(8) m//s `

B

` 6 xx 10^(6) m// s `

C

` 8 xx 10^(6) m//s `

D

` 1 xx 10^(6) m//s `

Text Solution

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The correct Answer is:
A
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