(A) : Dimensions of constant of proportionalities can be derived from dimensional method. (R) : Numerical value of constant of proportionality can be found from experiments only.

(A) : Dimensions of constant of proportionalities can be derived from

1.	(A) : Dimensions of constant of proportionalities can be derived from dimensional method. (R) : Numerical value of constant of proportionality can be found from experiments only.
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