Steam enters a turbine steadily at 2.5 MPa, 350oC, 60 m/s, and exits at 0.2 MPa, 100%

Question:

Steam enters a turbine steadily at 2.5 MPa, 350oC, 60 m/s, and exits at 0.2 MPa, 100% quality, and 230 m/s. The mass flow rate into the turbine is 1.7 kg/s, and the heat transfer from the turbine is 8 kW. Determine.
(a) The power output of the turbine.
(b) The energetic efficiency.