1. Given below are two statements : One is labelled as Assertion (A) and the other is labelled as Reason (R). Assertion (A): The stretching of a spring is determined by the shear modulus of the material of the spring.
Reason (R): A coil spring of copper has more tensile strength than asteel spring of same dimensions.
In the light of the above statements, choose the most appropriateanswer from the options given below