Question

What are Units of Dimensions?

Answer

These base quantities are known as dimensions of the physical world, denoted by square bracket []. i.e.
(i) Length [L].
(ii) Mass [M].
(iii) Time [T].
(iv) Electric current [A].
(v) Temperature [T].
(vi) Luminous intensity [cd] and
(vii) Amount of a substance [mol].