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A ray of light falls on a transparent sp...

A ray of light falls on a transparent sphere sphere with centre C as shown in the figure. The ray emerges from the sphere parallel to the line AB. Find the angle of refraction at A, if refractive index of the material of the sphere is `sqrt(3)`.

Text Solution

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`(sin i)/( sin r ) = mu`
` ( sin 60^(@))/( sin r ) = sqrt( 3) rArr r = 30^(@)`
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