Question

Name a physical
quantity which has
a unit but no dimensioni
​

Answer 1

Answer:

Answer. Angle and solid angle are the physical quantities which have no dimensional formula as they are the ratios of the same physical quantity, but we measure them.

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Answer 2

answer:

Physical Quantities having no units, can not possess dimensions: Trigonometric ratios, logarithmic functions, exponential functions, coefficient of friction, strain, poisson’s ratio, specific gravity, refractive index, Relative permittivity, Relative permeability. All these quantities neither possess units nor dimensional formulas.

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