1.

A thin prism P_(1) with angle 4^(@) and made from glass of refractive index 1.54 is combined with another thin prism P_(2) made from glass of refractive index 1.72 to produce dispersion without deviation. The angle of prism P_(2) is

Answer»

`2.6^(@)`
`3^(@)`
`4^(@)`
`5.33^(@)`

SOLUTION :(b) For dispersion WITHOUT deviation `(A)/(A.) = ((MU. - 1))/((mu - 1))`
`(4)/(A_(F))=((1.72-1))/((1.54-1))=(0.72)/(0.54) or A_(F) = (4xx0.54)/(0.72)=3^(@)`


Discussion

No Comment Found

Related InterviewSolutions