why a pencil appears displaced at the boundary of air and water when it is partially immersed in water?

Asked by Bholanath Beura | 19th Oct, 2012, 07:56: PM

Expert Answer:

it is because of light gets refracted as it comes from water to the air
it happens because of different refractive index of both of them

Answered by  | 19th Oct, 2012, 10:55: PM

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