Steam flows steadily through an adiabatic turbine.The inlet conditions of the steam are 6 mPa,400 degree celcius and 80 m/s and the exit conditions are 40 kPa, 92 percent quality and 50 m/s.The mass flow rate is 20 kg/s.Determine (a)the change kinetic energy,(b)the power output (c) the turbine inlet area