Question

merits and demerits of dimensional analysis​

Answer 1

Explanation:

Merits:

1) To check the correctness of the relation.

2) To convert one system of unit into another system.

3) To derive the formula.

DEMERITS:

1) It could not explain dimensionless constant involve in the relation.

2) It could not explain any trigonometry function involve in the relation.

3) It could not explain other quantities except mass, length and time.

4) It also fails to derive a relation such that

v²-u²=2as

S=ut+ 1/2at²