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Choose the wrong statement...

Choose the wrong statement

A

in isotropic medium, a ray of light is perpendicular to the wavefront

B

when the medium is anisotropic the rays are not always perpendicular to the wavefronts

C

Huygen.s theory assumed that intensity of secondary wave lets is not uniform, but varies from a maximum in forwared direction to a minimum in backward direction

D

ace to Huygen.s theory the intensity of secondary wavelets is uniform in both forward and backward directions

Text Solution

Verified by Experts

The correct Answer is:
D
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