A wire A of length 1 mm and radius 1mm is welded to another wire B of length 2m and radius 2mm. The free end of A is clampled and a load of 5kg is applied at the free end of B. Find the total change in length of the compound wire if both are made of same material of Y=2xx10^(11)N//m^(2)

A wire A of length 1 mm and radius 1mm is welded to another wire B of

1.	A wire A of length 1 mm and radius 1mm is welded to another wire B of length 2m and radius 2mm. The free end of A is clampled and a load of 5kg is applied at the free end of B. Find the total change in length of the compound wire if both are made of same material of Y=2xx10^(11)N//m^(2)
Answer» ANSWER :`11.7xx10^(-5)m`