Question

The speed of light in dense flint glass is 3/5 of its speed in air. The refractive index of dense flint glass is :
a) 1.5
b) 1.75
c) 1.67
d) 1.1

answer with explaintion​

Answer 1

Answer:

1.67

Explanation:

The speed of light in dense flint glass is 3/5 of its speed in air : The refractive index of dense flint glass is

Answer 2

Answer:

The speed of light in glass

$2 \times {10}^{8} m \: s$

M/S