Question

The refractive index of a medium 'a' with respect to medium 'b' is 2/3 and the refractive index of medium 'b' with respect to medium 'c' is 4/3. Find the refractive index of medium 'c' with respect to medium 'a' ?​

Answer 1

Answer:

a:b

=2/3...

b:c

=4/3

c:a

3/2

The answer is 4/2....

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