MPSC PYQScienceLightenglish

30) The speed of light in medium "A" is 1.5 × 108 m/s. What is the refractive index of medium ? 1) 1.5 2) 2 3) 1.25 4) 3.013

A.1.5
B.2
C.1.25
D.3.013

Correct answer: B

Source paper

Science: Light

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