(A) : Dimensionless quantities have no units. (R) : Unitless quantities have no dimensions.

(A) : Dimensionless quantities have no units. (R) : Unitless quantitie

1.	(A) : Dimensionless quantities have no units. (R) : Unitless quantities have no dimensions.
Answer» Both (A) and (R) are true and (R) is the CORRECT explanation of (A) Both (A) and (R) are true and (R) is not the correct explanation of (A) (A) is true but (R) is false Both (A) and (R) are false Answer :D