What is the S.I unit of relative density?

Physics JAMB 2015

What is the S.I unit of relative density?

  • kg m-2
  • kg m2
  • kg cm3
  • has no S.I unit checkmark

The correct answer is: 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)

There is an explanation video available .

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