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Steam enters an adiabatic turbine steadily at 6 MPa, 500oC and 45 m/s and exits at...

Steam enters an adiabatic turbine steadily at 6 MPa, 500oC and 45 m/s and exits at 100 kPa, 100oC, and 75 m/s. The power output from the turbine is 5 MW. Calculate:

  1. the mass flow rate of steam through the turbine,
  2. the rate of exergy destroyed during this process, and
  3. the second law efficiency of the turbine.
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