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JEE MAIN 2024
27-01-24 S2
Question
An object is placed in a medium of refractive index 3 . An electromagnetic wave of intensity $6 \times 10^8 \mathrm{~W}$ / $\mathrm{m}^2$ falls normally on the object and it is absorbed completely. The radiation pressure on the object would be (speed of light in free space $=3 \times 10^8 \mathrm{~m} / \mathrm{s}$ ):
Select the correct option:
A
$36 \mathrm{Nm}^{-2}$
B
$18 \mathrm{Nm}^{-2}$
C
$6 \mathrm{Nm}^{-2}$
D
$2 \mathrm{Nm}^{-2}$
✓ Correct! Well done.
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