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Question
Define the term density of a substance.
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Solution
The density of a substance is defined as the mass of a unit volume of that substance.
`"Density" = "Mass"/"Volume"`
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Assertion (A): Density is a derived physical quantity
Reason (R): Density cannot be derived from the fundamental physical quantities.
A physical quantity A is dependent on other four physical quantities p, q, r and s as given below A = `sqrt("pq"/("r"^2"s"^3))`. The percentage error of measurement in p, q, r and s are 1%, 3%, 0.5% and 0.33% respectively, then the maximum percentage error in A is ______ %.
