A beam of light traveling in water is incident on a glass which is immersed in the water. The incident beam makes an angle of 40o with the normal. Calculate...

A beam of light traveling in water is incident on a glass which is immersed in the water. The incident beam makes an angle of 40o ${\mathrm{<br>}}^{}$ with the normal. Calculate the angle of refraction in the glass.

[Refractive index of water = 1.33, Refractive index of glass = 1.5]