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A small angled prism of 4^(@) deviates a...

A small angled prism of `4^(@)` deviates a ray through `2.48^(@)`. Find the refractive index of the prism.

Text Solution

Verified by Experts

`A=4^(@), D_(m)=2.48^(@)`
`D_(m)=A(mu-1)`
`mu-1=(D_(m))/(A)=(2.48)/(4)=0.62`
`mu=1+0.62`
`mu=1.62`
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