Question

why do we have different units for some physical quantity

Answer 1

Hey ❗❗

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↪The value of a given physical quantity may vary over a wide range .

↪To express the quantity in proper format we may need different units

↪Further a given quantity may be expressed in terms of different quantities , will have same dimensions which would lead to different equivalent units of the same quantity .

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Answer 2

We are having different units for some physical quantities because of the following :

Because they can be vary at a very wide range.

We need different units to have measurements in different systems.

It creates a stability in the system if we are having units at a level .

We use different units for different magnitudes as per requirement.

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