Question

write any three dimensionless quantities ​

Answer 1

$\huge\bf\underline{\underline{\pink{A}\orange{N}\blue{S}\red{W}\green{E}\purple{R}}}$

➢ The choice of which physical quantities are taken as fundamental is somewhat arbitrary, but the three usually selected are length, time, and mass.

$\large\bf{\underline{\pink{Hope \: It \: Helps \: You!}}}$

Answer 2

Answer:

All pure numbers are dimensionless quantities, for example 1, i, π, e, and φ. Units of number such as the dozen, gross, googol, and Avogadro's number may also be considered dimensionless.

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