Question

Arrange the three medium given below according to descending order of speed of light in them :-
Steel,Air,Water

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Answer 1

Speed of light in a medium is inversely proportional to the refractive index of the medium

Air has the lowest refractive index and Steel had the highest among given materials.

hence descending order is

Air>Water>steel

Answer 2

Answer:

hope it helps you good evening have a great day

1) air>water>steel

2)steel<water<air