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Fig. shows a surface XY separating two t...

Fig. shows a surface XY separating two transparent media, medium 1 and medium 2. Lines ab and cd represent wavefronts of a light wave travelling in medium 1 and incident on XY. Line ef and gh represent wavefront of the light wave in medium 2 after rafraciton.

Light travel as a

A

parallel beam ineach medium

B

convergent beam in each medium

C

divergent beam in each medium

D

divergent beam in one medium and convergent beam in the other medium.

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The correct Answer is:
A
For plane wave fromts the beam of light is parallel
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