Nigerian Scholars » Past Questions » Physics » The critical angle for light travelling from a transparent medium to air s measu...

The critical angle for light travelling from a transparent medium to air s measu...


Question

The critical angle for light travelling from a transparent medium to air s measured as 340. The refractive index of the medium is

Options

A) 0.56

B) 1.50

C) 1.79

D) 2.02

The correct answer is C.

Explanation:

N = \(\frac{1}{sinθ}\)
= \(\frac{1}{sin34}\)
= 1.79


More Past Questions:


Dicussion (1)