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If v(1) and v(2) are the velocities of l...

If `v_(1)` and `v_(2)` are the velocities of light in the two media having angles of incidence and refraction `i_(1)` and `i_(2)` respectively, then

A

`v_(1) " cosec " i_(1) = v_(2) " cosec " i_(2)`

B

`v_(1) cos i_(1) = v_(2) cos i_(2)`

C

`v_(1) sin i_(1) = v_(2) sin i_(2)`

D

`v_(1) tan i_(1) = v_(2) tan i_(2)`

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A
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