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A ray strikes over a plane surface of glass and theirs air. If the incident angle...

A ray strikes over a plane surface of glass and theirs air. If the incident angle is unknown and the refraction angles in the glass is 19 degrees. Calculate the incident angle and the reflected angle.

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tive w - Taking refractive index of glass as ng = 15 Let incident angle by i Applying snells law: Mar sini = ngx sinon lasin

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