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Which of the following relation hold go...

Which of the following relation hold good for refraction between a pair of media with `i_1 and i_2` as angles incidence and refraction `v_1 and v_2` as velocities of light in the media ?

A

`v_1 sin i_1= v_2 sin i_2`

B

`v_1 cos i_1= v_2 cos i_2 `

C

`v_1 " cosec " i_1= v_2 " cosec " i_2 `

D

`v_1 " sec " i_1 = v_2 sec i_2 `

Text Solution

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The correct Answer is:
C
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