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Grade 10General Physics

Do all physical quantities have dimensions ? If no, name 4 dimensionless quantities.

Profile image of Aiden Mathew Denny
8 Years agoGrade 10
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2 Answers

Profile image of Sami Ullah
8 Years ago
No all physical quantites may not have dimensions.For example:-
 
Angular displacement 
Relative density
Relative atomic mass
Strain
Profile image of Khimraj
8 Years ago

mole fraction

relative atomic mass

reynolds number

pH

decibel

laplace no

poissons ratio

refractive index