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Unformatted text preview: A * and p zero. For: M 1 = 0.512 M 2 = 1.68 Errors from Eq. 13.7a: p = 239 kPa p = 239 kPa 0.00% and from Eq. 13.7d: A* = 0.759 cm 2 A* = 0.759 cm 2 0.00% Note that the throat area is the critical area Sum 0.00% The stagnation density is then obtained from the ideal gas equation = 1.59 kg/m 3 The density at critical state is obtained from Eq. 13.7a (or 12.22c) * = 1.01 kg/m 3 The velocity at critical state can be obtained from Eq. 12.23) V* = 418 m/s The mass flow rate is * V * A * m rate = 0.0321 kg/s...
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This note was uploaded on 01/20/2012 for the course EGN 3353C taught by Professor Lear during the Fall '07 term at University of Florida.
- Fall '07