Question

Choose the correct statement/ statements:

(1)

I. Higher the value of refractive index of a medium, lower is the speed of light in that

medium.

II. Higher the optical density of a medium, lower is the speed of light in that medium.

III. Lower the value of refractive index of a medium, higher is the speed of light in that

medium.

IV. Lower the optical density of a medium, higher is the speed of light in that medium.

a) Only (ii)

b) Only (i) and (ii)

c) Only (iii) and (iv)

d) All of these​

Answer 1

Answer:

All of these..........

Answer 2

Answer:

option (c) is the answer of the question

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