A 3 kg piece of steel is removed from an oven at 700C and placed a water bath. The final temperature of the water is 80C and its initial temperature is 20C. The atmospheric temperature and pressure is 25C and 1 atm.
What is the mass of the water if the bath is adiabatic?
What is the entropy generation of the process?
Fix the irreversibility for the same changes in state and analyze your fix.
What is the exergetic efficiency of the process?