Question

dimensionless variable​

Answer 1

Answer:

A dimensionless variable is a unitless value produced by multiplying and dividing combinations of physical variables, parameters, and constants. ◆ Examples- (a) Pi (π) - π is the ratio of circumference to diameter. Therefore, it has no dimensions.

Answer 2

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

Dimensionless Variables:-

those which do not have dimensional formula can have variables values are known as dimensionless variables.

Ex:-

• Refractive index
• Specific gravity (Relative density)
• Coefficient of friction etc...

$\red{\mathtt{@ItzUniqueGirl6}}$