(A) : A dimensionless quantity may have unit. (R) : Two physical quantities having same dimensions, may have different units.

(A) : A dimensionless quantity may have unit. (R) : Two physical quan

1.	(A) : A dimensionless quantity may have unit. (R) : Two physical quantities having same dimensions, may have different units.
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 :B