Mark your graph to show where the flow is choked e

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Unformatted text preview: ure, with the back pressure varying between 0 and 400kPa. Mark your graph to show where the flow is choked. (e) Explain the difference between choked flow when the exit pressure and back pressure are the same, and choked flow when the back pressure is lower than the exit pressure, giving the proper names for these conditions. 2. A rocket exhaust nozzle consists of a converging‐diverging nozzle with an exit‐to‐throat area ratio of 17, a throat area of 0.05m2. The nozzle is tested by exhausting air through it from a chambe...
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