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A plane electromagnetic wave is incident...

A plane electromagnetic wave is incident on a plane surface of area A, normally and is perfectly reflected. If energy E strikes the surface in time t then average pressure exerted on the surface is (c = speed of light)

A

Zero

B

`(E )/("Atc")`

C

`(2 E)/("Atc")`

D

`( E)/(c )`

Text Solution

Verified by Experts

The correct Answer is:
C
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