Question: Air is approaching a converging-diverging nozzle with a low velocity at 128C and 200 kPa, and it leaves the nozzle at a supersonic velocity. The

Air is approaching a converging-diverging nozzle with a low velocity at 128C and 200 kPa, and it leaves the nozzle at a supersonic velocity. The velocity of air at the throat of the nozzle is
(a) 338 m/s (b) 309 m/s (c) 280 m/s (d ) 256 m/s (e) 95 m/s

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