Physics, asked by athu14329, 20 days ago

please help me now i woll gave more points​

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Answered by ashketchum44
3

Answer:

a.refraction of light

b.laws of refraction

1.SNELL'SLAW:the ration of sin of angle of incidence and sin of angle of refraction is equal to constant

sin i/sin r = constant.

2.incidence ray,refracted ray and normal always lie on the same plane

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