Find out the refractive index of the medium such that the speed of light in the medium is 2 ×
108 m/s?
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Answer:
Refractive index = 1.5
Explanation:
Given ,
speed of light in medium = 2×10^8 m/s
speed of light in vaccum = 3×10^8 m/s
Formula :
Refractive index = speed of light in vaccum / speed of light in medium
Refractive index = 3×10^8 / 2×10^8
Refractive index = 1.5
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