Question

The refractive index of medium 1 relative medium 2 is 4/3. Then the refractive index of medium 2 relative to medium 1 is *

Answer 1

Answer:

3/4

Explanation:

given n12=4/3

n12=1/n21

n21=1/(4/3)

n21=3/4

Answer 2

Answer:

Explanation:

given n12=4/3

n12=1/n21

n21=1/(4/3)

n21=3/4

therefore answer is 3/4