An air tank of volume 1.5 m3 is at 800 kPa and 20C when it begins exhausting

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An air tank of volume 1.5 m3 is at 800 kPa and 20°C when it begins exhausting through a converging nozzle to sea-level conditions. The throat area is 0.75 cm2. Estimate
(a) The initial mass flow;
(b) The time to blow down to 500 kPa; and
(c) The time when the nozzle ceases being choked.
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Related Book For  book-img-for-question

Thermodynamics for Engineers

ISBN: ?978-1133112860

1st edition

Authors: Kenneth A. Kroos, Merle C. Potter

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