What is the S.I unit of relative density?

Physics

JAMB 2015

A. kg m^-2
B. kg m²
C. kg cm³
D. has no S.I unit

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Correct Answer: Option D

Explanation

Note: relative density has no S.I unit

∴ Relative density = weight of substance ÷ weight of equal volume of water

RD = w1 ÷ (w1 – w2) (no S. I unit)

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What is the S.I unit of relative density?

Correct Answer: Option D

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