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define the refractive index of transparent medium the speed of the light in a medium of absolute refractive index is 1.5 is 2 into 10 raise to 8 metre per second what is the need of the light in vacuum. |
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Answer» Speed of light in VACUUM is 3.8×10*8m/sec(3×10*8m/sec)EXPLANATION:REFRACTIVE index =speed of light in vacuum /speed of light in that medium1.5=C/2×10*8C=2×1.5×10*8C=3×10*8m/sec=3.8×10*8m/sec |
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