Question

diamond has a refractive index of 2.42. the speed of light in a vacuum is 300000km/s calculate;
I) speed of light in diamond expressing your answer to the appropriate s.i units.
ii) critical angle for diamond

Answer 1

Explanation:

Critical angle of diamond is 25° degree

Thank you

Answer 2

Explanation:

The speed of light in diamond is

1.24×10^8 m/s.

The critical angle of diamond is 25 degree