Kieralingal4658 Kieralingal4658
  • 11-03-2024
  • Physics
contestada

The speed of light in air is 3 x 10⁸ ms⁻¹ and that in medium a is 2.5 x 10 ms⁻¹. the refractive index of a will be
a) 0.8
b) 1.2
c) 1.25
d) 1.5

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