Question

Dooah
SI, Physical quantity
undentamental pa
supplementary p. q
Derived Physical quantity​

Answer 1

HERE IS YOUR ANSWER

A physical quantity is a property of a material or system that can be quantified by measurement. ... For example, the physical quantity specific gravity may be represented by just the number "2.3", the physical quantity mass can be quantified as "7.42 kg", where "7.42" is the numerical value and "kg" is the unit.

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