Two wires of the same material have radii rA and rB respectively. The radius of wire A is twice the radius of wire B. If they are stretched by same load then stress on wire B is ___
A. equal to that of A
B. half that of A.
C. two times that of A.
D. four times that of A.
Answer:D
Two wires of the same material have radii rA and rB respectively. The radius of wire A is twice the radius of wire B. If they are stretched by same load then stress on wire B is ___
A. equal to that of A B. half that of A. C. two times that of A. D. four times that of A.