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A circular beam of light of diameter d =...

A circular beam of light of diameter `d = 2 cm` falls on a plane refractive of glass. The angle of incidence is `60^(@)` and refractive index of glass is `mu = 3//2`. The diameter of the refracted beam is

A

4.0 cm

B

3.0 cm

C

3.26 cm

D

2.52 cm

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The correct Answer is:
C
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