Answer to Question #270517 in Mechanical Engineering for Tipu

Question

a lump of steel of mass 8 kg at 1000 k is dropped in 80 kg of oil at 300 k. calculate the entropy change of steel the oil and the universe. take specific heats of steel and oil as 0.5 kj/kg K and 3.5 Kj /kg K respectively.

Answer 1

Diagram with the table is given below;