A steel bar 9 cm long is welded end to end to a copper bar

Last updated: 5/9/2023

A steel bar 9 cm long is welded end to end to a copper bar 21 cm long Both bars are insulated perfectly on their sides Each bar has a square cross section 2 0 cm on a side The free end of the steel bar is maintained at 100 deg C by placing it in contact with steam and the free end of the copper bar is maintained at 0 deg C by placing it in contact with ice Find the temperature in deg C at the junction of the two bars kst 50 2 W m K Kcu 385 W m K Round your answer to 2 decimal places