Question

The critical angle of diamond 24.4 degree is due to

Answer 1

Explanation:

Let the refractive index of air be 1

For diamond

μ

d

sinC=μ

air

sin90

2.42sinC=1

Critical angle for diamond is C=24.4

o

For crown glass

μ

crown

sinC

1

=μ

air

sin90

1.52sinC

1

=1

Critical angle for crown glass is C

1

=41.14

o

Answer 2

Explanation:

nhdhduxududjdjdjdjd