Physics, asked by egasgg, 9 months ago

Which medium will allow a light wave to travel the fastest?
A
a cold tank of oxygen gas

B
a loose rubber band

C
a glass of water

D
a hot iron bar

Answers

Answered by AsthaNishad
1

Answer:

D

Explanation:

a hot iron bar will allow a light wave to travel the fastest because speed of wave is highest in solid .

Answered by ashwani2199
0

Answer:

A

Explanation:

because the refractive index of gas here will be least, hence the speed will be more. that's why a cold gas of oxygen

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