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A sound wave travels from air to water. ...

A sound wave travels from air to water. The angle of incidence is `alpha_(1)` and the angle of refraction is `alpha_(2)`. Assuming Snells law to be valid:

A

`r lt i`

B

`r gt i`

C

`r= i`

D

`r=90^(@)`

Text Solution

Verified by Experts

The correct Answer is:
B
`r gt i`
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