(A): If the volume of a body remains unchanged when subjected to tensile strain, the value of Poission's ratio is 0.5.(R) : Phosphor bronze has high Young's modulus and low rigidity modulus.

(A): If the volume of a body remains unchanged when subjected to tensi

1.	(A): If the volume of a body remains unchanged when subjected to tensile strain, the value of Poission's ratio is 0.5.(R) : Phosphor bronze has high Young's modulus and low rigidity modulus.
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