A copper wire of length 2.2m and a steel wire of length 1.6m, both of diameter 3.0mm
Channel: Doubtnut
Date: 2020-08-16

A copper wire of length 2.2m and a steel wire of length 1.6m, both of diameter 3.0mm are connected end to end. When stretched by a force, the elongation in length 0.50 mm is produced in the copper wire. The streching force is `(Y_(copper)=1.1xx10^(11)Nm^(-2)`,  `Y_(steel)=2.0xx10^(11)Nm^(-2))`