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Light rays of wavelength 6000A^(@) and o...

Light rays of wavelength `6000A^(@)` and of photon intensity `39.6Wm^-2` is incident on a metal surface. If only one percent of photons incident on the surface of electrons emitted per second unit area from the surface will be [Planck constant =`6.64xx10^(-34) J-S`,Velocity of light =`3xx10^(8) ms^(-1)`]

A

`12 xx10^(18)`

B

` 10 xx 10^(18)`

C

` 12 xx 10^(17)`

D

`12 xx 10^(19)`

Text Solution

Verified by Experts

The correct Answer is:
C
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