Refrigerant-134a is expanded isentropically from 600 kPa and 70°C at the inlet of a steady-flow turbine to 100 kPa at the outlet. The outlet area is 1 m2 , and the inlet area is 0.5 m2 . Calculate the...

Refrigerant-134a is expanded isentropically from

600 kPa and 70°C at the inlet of a steady-flow turbine to

100 kPa at the outlet. The outlet area is 1 m2

, and the inlet area

is 0.5 m2

. Calculate the inlet and outlet velocities when the

mass flow rate is 0.75 kg/s