the refractive index of glass with respect to air is 3/2 . The speed of light in air
a) 1.5 × 10 ^ 8 m/s
B) 2 × 10 ^ 8 m/s
c)3 × 10 ^ 8 m/s
D) 4.5 ×10 ^ 8 m/s
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Refractive index of glass with respect to water = speed of light in air / speed of light in glass. 1.5 = 3×10^8 / speed of light in glass. speed of light in glass = 3 × 10^8 / 1.5. = 2 x 10^8 m/s
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