Question

A ray of light travelling from air enters a
liquid at an angle of 45° with the normal. If
the corresponding angle of refraction is 30°,
then the refractive index of the liquid with
respect to air is
​

Answer 1

Answer:

30 degree only

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Answer 2

Answer:

it will be 30° as well

so refractive index of the liquid with respect to air is 30 degree