Problem 4.84[Difficulty: 2]RxyxCSVeGiven:Data on rocket motorFind:Thrust producedSolution:Basic equation: Momentum flux in x direction for the elbowAssumptions: 1) Steady flow 2) Neglect change of momentum within CV 3) Uniform flowHenceRxpegAe⋅−VeρeVe⋅Ae⋅()⋅=meVe⋅=RxpegAe⋅meVe⋅+=where pegis the exit pressure (gage), meis the mass flow rate at the exit (software cannot render dot over m!) and V
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This note was uploaded on 10/19/2011 for the course EGN 3353C taught by Professor Lear during the Fall '07 term at University of Florida.