Question

the relationship between number and unit of a physical quantity can be expressed as​

Answer 1

Measurements of physical quantities are expressed in terms of units, which are standardized values. For example, the length of a race, which is a physical quantity, can be expressed in units of meters (for sprinters) or kilometers (for distance runners).

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Answer 2

Answer:

A physical quantity is measured and the result is expressed as nu where u is the unit used and n is the numerical value. If the result is expressed in various units then n∝1/u.

Explanation:

We know, if the unit is increasing then the numerical value is decreasing and if the unit is decreasing then the numerical value is increasing. Hence, n∝1/u.