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A radiation of wavelength 200nm is propa...

A radiation of wavelength 200nm is propagating in the form of a parallel surface. The intensity of the beam is 5mW and its cross-sectional area is 1.0`mm^(2)`. Find the pressure exerted by radiation on the metallic surface if the radiation is completely reflected.

A

`1.11 xx 10^(-5) Nm^(-2)`

B

`2.22 xx 10^(-5) N m^(-2)`

C

`3.33 xx 10^(-5) N m^(-2)`

D

None of these

Text Solution

Verified by Experts

The correct Answer is:
C
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