*Principle of homogeneity
*Principle of homogeneity According to principle of homogeneity of quantities (PHQ) only those quantities can be added or subtracted which […]
Entries by kp-web-admin
^Rules for writing units
^Rules for writing units The initial letter of a unit symbol named after a scientist is written in capital letters, […]
^Advantages of SI system
^Advantages of SI system Following are the advantages of SI system: Coherent: SI system of units is coherent. i.e. any […]
*Value in S.I units
*Value in S.I units
*Some SI Derived units with special names
*Some SI Derived units with special names Quantity SI unit Symbol Force newton N Work joule J Pressure, Stress pascal […]
*One steradian
*One steradian One steradian (sr)is the solid angle subtended at the centre of a sphere by that surface of the […]
^One radian
^One radian One radian (rad) is the angle subtended at the centre of a circle by an arc of length […]
*The Seven Fundamental Quantities
*The Seven Fundamental Quantities
*Fundamental quantities
*Fundamental quantities Seven physical quantities have been chosen as fundamental or base quantities these are length, mass, time, electric current, […]
^Numerical & unit
^Numerical & unit The magnitude of a quantity doesn’t change with the change of unit. i.e. numerical & unit of […]
