For refraction through rectangular slab how is angle of incidence related to angle of refraction and emergence
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when a light ray is incident on a glass slab then
after two successive refraction then
incident ray and emergent ray parelle to each other
equation,
sin( i - r ) = x/y
after two successive refraction then
incident ray and emergent ray parelle to each other
equation,
sin( i - r ) = x/y
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