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The photoelectric threshold wavelength o...

The photoelectric threshold wavelength of silver is `3250 xx 10^(-10) m`. The velocity of the electron ejected from a silver surface by ultraviolet light of wavelength `2536 xx 10^(-10) m` is
`(Given h = 4.14 xx 10^(6) ms^(-1) eVs` and `c = 3 xx 10^(8) ms^(-1))`

A

`~~ 6 xx 10^(5) ms^(-1)`

B

`~~ 0.6 xx 10^(6) ms^(-1)`

C

`~~ 61 xx 10^(3) ms_(-1)`

D

`~~ 0.3 xx 10^(6) ms^(-1)`

Text Solution

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The correct Answer is:
A, B
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