5 A uniform metal rod of 2 mm cross section is heated from 0

Last updated: 6/13/2023

5 A uniform metal rod of 2 mm cross section is heated from 0 C to 20 C The coefficient of linear expansion of the rod is 12 x 10 C its Young s modulus is 10 1 N m The energy stored per unit volume of the rod is 2 1500 J m 4 1440 J m 1 2880 J m 3 5760 J m 3