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A white ray of light emerge out of a pri...

A white ray of light emerge out of a prism of angle`5^(@)`.if the refractive indices ofblue and red colours are`1.659`and`1.641`respectively ,the angle of dispersion between two colours will be-

A

`0.09^(@)`

B

`9^(@)`

C

`0.9^(@)`

D

`90^(@)`

Text Solution

Verified by Experts

The correct Answer is:
1
`theta=(mu_(B)-mu_(R))A`
`=(1.659-1.641)xx5`
`=0.09^(@)`
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