Question

Ноw far light will refract through medium of refractive index 1.5
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Answer 1

Answer: Speed of light in the medium will be 2 x 10^8 m/s

Explanation: n= speed of light in air/ speed of light in medium = c/v

1.5 = 3 x 10^8/ v

v = 3 x 10^8/ 1.5

v = 2 x 10^8