By Formally Drawing The Velocity Triangles For Each Stage Obtain The Analogous Expressions For Equations 11 4 And 11 6 F 1 (47.22 KiB) Viewed 63 times
By formally drawing the velocity triangles for each stage obtain the analogous expressions for Equations 11.4 and 11.6 for three impulse stages, that is, show that и V 6 Generalize the results for Problem 11.1 for n stages, that is, prove Equations 11.7 and 11.8. sindi and Emax = 18u? (11.7) E; = 2 [2(n-1)+1]u? The total energy for the n stages can be written as sin a Ε -ΣΕ = 2nu; V u (11.8) 2n i=1
PROBLEMS All pressures given are absolute unless specified otherwise. 11.1 By formally drawing the velocity triangles for each stage obtain the analogous expressions for Equations 11.4 and 11.6 for three impulse stages, that is, show that u sina and Emax = 18u 6 11.2 Generalize the results for Problem 11.1 for n stages, that is, prove Equations 11.7 and 11.8. V
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