A superheated vapor enters a device with a mass flow rate of 5 kg/s with the following

Question:

A superheated vapor enters a device with a mass flow rate of 5 kg/s with the following properties: V = 30 m/s, p = 500 kPa, v = 0.711 m3/kg, and u = 3128 kJ/kg. Neglecting potential energy, determine
(a) The inlet area in m2.
(b) The rate of transport of K.E. in kW,
(c) E in kW.
(d) J in kW.
(e) The rate of flow work transfer in kW.