Question

If the angle of prism is 60degree and angle of minimum deviation is 40degree,then the angle of refraction is

Answer 1

Answer:

1.532

Explanation:

 

n=sin[(D+a)/2]/sin(a/2)

=sin(60+40)/2]/sin(60/2)

sin 50/sin 30

=0.766/0.5

1.532