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Let the x-y plane to be boundary between...

Let the x-y plane to be boundary between two transparent media. Medium 1 in `Z ge0` has a refractive index of `sqrt(2)` and medium 2 with `z lt 0` has a refractive of `sqrt(3)`. A ray of light in medium 1 given by the vector `vecA=6sqrt(3)hati+8sqrt(3)hatj-10hatk` is incident on the plane of separation. The angle of refracted ray in medium 2 is

A

`45^(@)`

B

`60^(@)`

C

`75^(@)`

D

`30^(@)`

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The correct Answer is:
A
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