Question

state any three advantages of si units​

Answer 1

Answer:

i) SI is coherent system of units, i.e., a system based on certain set of fundamental units. (ii) SI is rational system of units. i.e., it assigns only one unit to a particular physical quantity. (iii) SI is metric system, i.e., multiples and sub-multiples of the system can be expressed as a power of 10.

Answer 2

S.I. has broader base. It has seven base units and two supplementary units. (ii) S.I. is rational, i.e., it gives one unit for one physical quantity, e.g., for energy of any type, i.e., mechanical or heat or electrical. There is only one unit, Joule (J) but in M.K.S.Aug