Write a note on $SI$ (System International)
- At present internationally accepted unit system is (the Systeme Internationale $'d'$ Unites).
In French language it is called international unit system.
It is abbreviated as $SI.$
- In $SI$ system there are $7 $(Seven) fundamental quantities.
- These physical quantities, their unit and symbol was developed and recommended by General Conference on Weights and Measurement in $1971$ for international usage in scientific, technical and commercial work.
- As $SI$ system uses decimal system, conversion are simple and convenient.
- At present internationally accepted unit system is (the Systeme Internationale $'d'$ Unites).
In French language it is called international unit system.
it is abbreviated as $SI.$
- In SI system there are$ 7$ (Seven) fundamental quantities.
- These physical quantities, their unit and symbol was developed and recommended by General Conference on Weights and Measurement in $1971$ for international usage in scientific, technical and commercial work.
As $SI$ system uses decimal system, conversion are simple and convenient.
The dimension of Planck constant equals to that of
$Newton/metr{e^{\rm{2}}}$ is the unit of
Which of the following is unitless quantity ?
The unit of absolute permittivity is