Q5 of 15 Page 22

What are the laws of refraction?

1. At the point of incidence the incident ray ,normal ray and the refracted ray lie on the same plane.


2. The ratio of the sine of an angle to the sine of the angle of refraction is constant for the medium for the same colour of light.


More from this chapter

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3

When travelling from a rarer medium to denser medium , the ray will bend on which reaction ?

 4

When a ray of light travels from a denser medium to rarer, where the light will move in respect to normal?

 6

What is Snell's law?

 7

What factors does the refractive index of a medium depend?