A ray of light is incident at an angle i on a surface of a thin prism of angle A, which emerges normally from the opposite surface. If the refractive index of the material of the prism is μ, the angle of incidence i is nearly equal to :

A ray of light is incident at an angle i on a surface of a thin prism

1.	A ray of light is incident at an angle i on a surface of a thin prism of angle A, which emerges normally from the opposite surface. If the refractive index of the material of the prism is μ, the angle of incidence i is nearly equal to :
Answer» A ray of light is incident at an angle $i$ on a surface of a thin prism of angle $A$ , which emerges normally from the opposite surface. If the refractive index of the material of the prism is $μ$ , the angle of incidence $i$ is nearly equal to :

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A ray of light is incident at an angle i on a surface of a thin prism of angle A, which emerges normally from the opposite surface. If the refractive index of the material of the prism is μ, the angle of incidence i is nearly equal to :

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