Define refraction. State the laws of refraction.
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Laws of Refraction. ... Laws of refraction state that: The incident ray, reflected ray and the normal, to the interface of any two given mediums; all lie in the same plane. The ratio of the sine of the angle of incidence and sine of the angle of refraction is constant.
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The phenomenon of change in the direction of light when it passes from one transparent medium to another is called refraction.
laws
The incident ray, the normal nd the refracted all lies in the same plane.
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