Question on: JAMB Physics - 1992
The speed of light in air is 3 x 108ms-1. What is the speed in glass with a refractive index of 1.50?
A
1.5 x 108ms-1
B
3.0 x 108ms-1
C
2.0 x 108ms-1
D
6.0 x 108ms-1
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Correct Option: C
1.5 = (\frac{3 \times 10^8}{v})
v = 2.0 x 108ms-1
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