Question

Do all physical quantities have dimensions? Give example to support your answer.

Answer 1

Answer:

some physical quantities are dimensionless

example: strain

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Answer 2

Answer ▶️▶️▶️

Physical quantities really don't have dimensions. the algebraic equations in the defining equations. it can add and subtract base units. This is also correct, charge free of force and length, it needs to be a free dimension in SI but not CGS.

Explanation:

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