262. Air enters a nozzle steadily at 2.21 kg/m3

and 30 m/s. What is the mass flow rate through

the nozzle if the inlet area of the nozzle is 80 cm2

?

A. 0.35 kg/s B. 3.5 kg/s

C. 5.3 kg/s D. 0.53 kg/s