Velocity of light in air is 3*10^8 m/s, while its velocity in a medium is 1.5*10^8 m/s. Then, find
the refractive index of this medium?
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Answer:refractive index of medium is
Vel of medium/vel of light
1.5×10^8m/s
_________
3×10^8m/s
=1/2 so ref index of medium is 1/2
Explanation:
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