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25 March, 04:34

Light is traveling in air at a speed of 300,000 km/s. Which substance would cause the light to refract the LEAST?

A.

ruby (speed of light = 170,000 km/s)

B.

glass (speed of light = 200,000 km/s)

C.

water (speed of light = 225,000 km/s)

D.

diamond (speed of light = 120,000 km/s)

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Answers (1)
  1. 25 March, 05:21
    0
    Use the formula n = c / v, where c is the speed of light and v is the speed of light in the environment, that is, use the speed in brackets and the correct answer will be the one that will be the smallest result
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