Air flowing through an adiabatic, frictionless duct is supplied from a large supply tank in which P = 400 kPa and T = 300 K. At a location in this duct where the pressure is 300 kPa, the velocity of air will be?
1
217.92 m/s
2
237.92 m/s
3
333.21 m/s
4
277.92 m/s