Discuss the below in detail:
Q: Air is expanded in a nozzle from 300 lbf/in 2, 1100 R to 30lbf/in 2. The mass flow rate through the nozzle is 10lbm/s. Assume the flow is reversible and adiabatic and determines the throat and exit areas for the nozzle. You should solve the problem in a step by step.