what is fundamental quantity.

Asked by pricemela2 | 7th Oct, 2021, 04:17: PM

Expert Answer:

I assume the question is about fundamental units  of given unit system.
 
For example in SI units , there are seven fundamental units related to fundamental physical quantitites.
 
These fundmental quantities are chosen in a unit suystem so that units of other quantities are expressed
in terms of units of these fundametal quantities. Units of fundamental quantities are called fundamental units .
 
Units derived from fundamental units to describe other quantities are called derived units.
 
Fundamental quantities and their respective units are tabulated below
 
Physical
Quantity
 Units
Length m
mass kg
time s
current A
temperature K
amount of substance mole
Luminious intensity Cd

Answered by Thiyagarajan K | 7th Oct, 2021, 04:43: PM

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