YOUR QUESTION IS: 8. Dissection 1. Calculate the valves of the average Nusselt nomber and the overall heat transfer coefficient 2. The best way for cooling the nuclear reactor is by boiling Discuss this issue depending on the heat transfer coefficient 3 The fluid layer in contact with the solid surface is at zero velocity so the heat transfer into or from the fluid takes place through A Heat convection B. Heat conduction 4 Determine the percentage error using percentage err Banat 1995