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What is a physical quantity?
A physical quantity that can be expressed in numbers. It can be a physical property of a phenomenon, body, or substance, that can be quantified by measurment.
 
There are 7 fundamental physical quantities as follows ,

1.Mass (Kilogram) 
2. Length (meter) 
3.Time (seconds) 
4.Temperature (Kelvin) 
5.Electric Current (Ampere) 
6.Luminous Intensity (Candela) 
7.Amount of Substance (Mole) 


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