What is the S.I unit of relative density?
A
kg m-2
B
kg m2
C
kg cm3
D
has no S.I unit
Verified Correct Answer: D.
Physical Principles & Numerical Solution
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)
Source: Myschool Past Questions Archive (Record #41306)