QUESTON 1 A 65,000 kW steam power station uses coal of calorific value 15, 000 kcal per kg. If the coal consumption per kWh is 0.5 kg and the load factor of the station is 40%; Calculate (0) The overall efficiency [10 marks) Coal consumption per day (15 marks) ​

For each of the following process: a) sketch the p-v diagram, b)sketch t-s diagram, c) sketch t-v diagram, d) sketch the boundary work on one of the diagrams (a, b or c) and e) sketch the reversible heat transfer on one of the diagrams (a, b or c): 1- isobaric process from compressed liquid to superheated vapor 2- isothermal process from compressed liquid to superheated vapor 3- isentropic process from compressed liquid to superheated vapor