Question

Why is it necessary to have standard unit of measurements? Name the si unit of length ? write it's symbol​

Answer 1

Answer:

Standard unit of measurement provides a reference point by which objects of weight, length or capacity can be described. Standard units are the units used all over the world for measuring a particular quantity. The need of a standard unit arises when we deal with people when from other places.

The SI unit for length is meters(m), for mass is kilograms(kg), for volume is cubic meter(m^3), for density kilogram per cubic meter(kg/m^3), for time is seconds(s), and for temperature is kelvins(K).

hope this helps ypu out...

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Answer 2

Answer:

It is necessary to have standard unit of mesurement to avoid confusion among people and simplify trade. S.I. unit of length is Metre

Its symbol is ( m ).