Question

can a quantity have unit but still be dimensionless explain​

Answer 1

Answer:

A quantity cannot have units until it has dimensions. A quantity that has dimensions must have units. Yes a quantity have units but still be dimensionless for example,unit of angle is radian ,but it is a dimensionless quantity. A dimensionless quantity may have unit.

Answer 2

Explanation:

a quantity not have units until it has dimensions .a quantity that have dimensions must have units .yes a quantity has units but still be dimensionless for example ,unit of angle of radian ,but it has a dimensionless quantity .a dimensionless quantity may have unit.