steam flows at steady state through a converging. insulated nozzle 25 cm. and with an inlet diameter of 5 cm. at the nozzle entrance (state 1) the temperature and pressure are 325 C and 700 kPa and the velocity is 30 m/s. at the nozzle exit (state 2) the steam temperature and pressure are 240 C and 350 kPa property values are