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In the figure shown sin i/sin r is equal...

In the figure shown `sin i/sin r` is equal to

A

`(mu_2^2)/(mu_3mu_1)`

B

`mu_3/mu_1`

C

`(mu_3mu_1)/(mu_2^2)`

D

`mu_1/mu_3`

Text Solution

Verified by Experts

The correct Answer is:
B
`mu_1sini_1=mu_3sini_3`
`:. mu_1sini=mu_3sinr` or `sini/sinr=mu_3/mu_1`
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