what are the two law of refraction
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The incident ray, the refracted ray and the normal to the surface at the point of incidence all lie in one plane.
For any two given pair of media, the ratio of the sine of the angle of incidence to the sine of the angle of refraction is a constant.This law is called Snell's law.
For any two given pair of media, the ratio of the sine of the angle of incidence to the sine of the angle of refraction is a constant.This law is called Snell's law.
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law of refract ion are
1) angle of refraction is equal to angle of incidence
2) incident ray, normal, refracted ray all lie on same plane
1) angle of refraction is equal to angle of incidence
2) incident ray, normal, refracted ray all lie on same plane
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