16 Two uniform rods AB and BC have Young s modulii 1 2 x 10

Last updated: 6/5/2023

16 Two uniform rods AB and BC have Young s modulii 1 2 x 10 1 N m and 1 5 x 10 1 N m respectively If coefficient of linear expansion of AB is 1 5 x 10 5 C and both have equal area of cross section then coefficient of linear expansion of BC for which there is no shift of the junction at all temperatures is 1 1 5x 10 51 C 3 0 6 x 10 5 C B 2 1 2 x 10 5 C 4 0 75 x 10 5 C