Question

A ray of light incident on an equilateral triage glass prism of inferior 3 moves parallel to base of prism inside it .Calculate angle of incidence for this ray

Answer 1

Answer:

So angle of reflection =30

0

μ

g

=

3

given

So from snell's law

μ

a

sini=μ

g

sinr

sini=

3

sin30

0

sini=

2

3

i=60

0