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In a power plant based on a simple Rankine cycle, steam enters the turbine at 15...

In a power plant based on a simple Rankine cycle, steam enters the turbine at 15 MPa and 900°C. The condenser pressure is 5 kPa. The turbine operates adiabatically and has an isentropic efficiency of 85%, and the pump also operates adiabatically and has an isentropic efficiency of 80%. Determine

  1. the work required to pump the water to the boiler in kJ/kg of water flowing, and
  2. the enthalpy of the water leaving the pump.
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