A compound bar 2 0 m long is constructed of a solid steel

Last updated: 6/14/2023

A compound bar 2 0 m long is constructed of a solid steel core 1 0 cm in diameter surrounded by a copper casing whose outside diameter is 2 0 cm The outer surface of the bar is thermally insulated One end is maintained at 100 C and the other end is at 0 0 C Find the total heat transfer in the bar