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plane waves refracted for air to water u...

plane waves refracted for air to water using Huygen.s principal `a,b,c,d,e` ae length on the diagram.The refractive index of water wrt air is the ratio.

A

a/e

B

b/e

C

b/d

D

d/b

Text Solution

Verified by Experts

The correct Answer is:
C

form the snells law
`1xxsin(90-theta_(1))=musintheta_(1)`
`1xx(b)/(c)=muxx(d)/(c)thereforemu=(b)/(d)`
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