A load W is suspended from a wire of length L and area of cross-section A. Change in length of the wire is ΔL. change in length can be increased to two times by increasing

Q: A load W is suspended from a wire of length L and area of cross-section A. Change in length of the wire is ΔL. change in length can be increased to two times by increasing

(a) W to two times

(b) L to two times

(c) A to two times

(d) A to four times

Click to See Answer :
Ans: (a) , (b)