Monday, June 18, 2012

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Unit

UNIT
These are the  standard qauntites which help to carry out the measurement .eg:-meter,liter,second


Difference between fundamental and derived unit




Fundamental unit
Derived unit
The unit that do not depend upon other quantity are called fundamental unit
The units of all other physical  quantities can be expressed in terms of fundamental units are called derived units

There are independent unit.
They are dependent upon other units

Eg:- m ,kg
Eg:-m/s2,kg/m3,m3

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