Hot combustion gases (assumed to have the properties of
Chapter 5, Problem 199P(choose chapter or problem)
Problem 199PHot combustion gases (assumed to have the properties of air at room temperature) enter a gas turbine at 1 MPa and 1500 K at a rate of 0.1 kg/s, and exit at 0.2 MPa and 900 K. If heat is lost from the turbine to the surroundings at a rate of 15 kJ/s, the power output of the gas turbine is
(a) 15 Kw
(b) 30 kW
(c) 45kW
(d )60kW
(e) 75 kW
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