Question

"There are certain physical quantities having no dimensions but still having units."
(a) State whether the statement is true or false. Justify your answer with an example.
(b) Check the correctness of the equation
${v}^{2} = {v0}^{2} + 2ax$
using dimensional analysis.

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Answer 1

Answer:

Quantities having units, but no dimensions : Plane angle,angular displacement, solid angle. These physical quantities possess units but they does not possess dimensional formulas.

Explanation: