Question

The angle of prism is 60°and angle of minimum dectivation is 38° find the refractive index of prism (49=0.75​

Answer 1

Answer:

n=sin

sin(

2

a

)

[

2

(D+a)

]

=sin

sin(

2

60

)

2

(60+40)

=

sin30

sin50

=

0.5

0.766

=1.532