Question

What is unit ? Why do we use ? ​

Answer 1

Explanation:

For most quantities a unit is necessary to communicate values of that physical quantity. For example, conveying to someone a particular length without using some sort of unit is impossible, because a length cannot be described without a reference used to make sense of the value given.

Answer 2

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$\sf{♦ What\: is\: unit\: ?\: why\: do\: we\: use..?}$

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$\huge→$A unit of measurement is a definite magnitude of a quantity, defined and adopted by convention or by law, that is used as a standard for measurement of the same kind of quantity.

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