Question

hi guys plzz give reason:
why [L] + [L] = [L] .

Answer 1

ACCORDING TO PRINCIPLE OF HOMOGENITY WHEN YOU ADD OR SUBTRACT TWO OR MORE SAME PHYSICAL QUANTITY YOU WILL GET SAME PHYSICAL QUANTITY THAT'S WHY THEIR DIMENSION IS ALSO SAME.

Hope it helps you ❤

#ALLENITE

Answer 2

By principle of homogenety of mixtures

dimensions of each term of a dimensional equation on both sides are same