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Q. |
What is the unit of relative density? |
A. | kg/m |
B. | kg/m² |
C. | kg/m³ |
D. | It has no unit |
Answer» D. It has no unit | |
Explanation: Relative density is the ratio of the density (mass of a unit volume) of a substance to the density of a given reference material. So, it is a dimensionless quantity and has no unit. |
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