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CBSE Class 11-science Answered

which are the physical quantities that are dimensionless
Asked by waseem | 19 Aug, 2012, 10:43: AM
Expert Answer
some physical quantities that are ratio are dimensionless
eg. refractive index (ratio of velocity of light in free space to that in a medium)
specific density (ratio of densities)
etc
Answered by | 19 Aug, 2012, 10:59: AM
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