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Ultraviolet light of wavelength 300nn an...

Ultraviolet light of wavelength 300nn and intensity `1.0Wm^-2` falls on the surface of a photosensitive material. If one per cent of the incident photons produce photoelectrons, then the number of photoelectrons emitted per second from an area of 1.0 `cm^2` of the surface is nearly

A

`2.13xx10^(11) s^(-1)`

B

`1.5xx10^(12) s^(-1)`

C

`3.02xx10^(12)s^(-1)`

D

None of these

Text Solution

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The correct Answer is:
B
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