4- Air at stagnation pressure of 600 kpa and stagnation temperature of 530 K enters a frictionless convergent- divergent nozzle as shown in figure the throat area is 5cm2 and the exit area is 12.5 cm2, the back pressure is 300kpa, and normal shock occurs within the divergent section. Determine the following: A- The Mach number at the exit B- The change in stagnation pressure C- Mx and My are D- The cross sectional area where the shock occurs is approximately O a) 0.35, -354kpa, Mx= 2 and My= 0.63, 12cm2 Ob) 0.45 , -254 Kpa, Mx= 2.3and My= 0.53, 11cm2 Oc) 0.55 , -454kpa, Mx= 3.3and My= 0.63, 13cm2 Od) 0.65 , -654pa , Mx= 3.5and My= 0.65, 14cm2
4- Air at stagnation pressure of 600 kpa and stagnation temperature of 530 K enters a frictionless convergent- divergent nozzle as shown in figure the throat area is 5cm2 and the exit area is 12.5 cm2, the back pressure is 300kpa, and normal shock occurs within the divergent section. Determine the following: A- The Mach number at the exit B- The change in stagnation pressure C- Mx and My are D- The cross sectional area where the shock occurs is approximately O a) 0.35, -354kpa, Mx= 2 and My= 0.63, 12cm2 Ob) 0.45 , -254 Kpa, Mx= 2.3and My= 0.53, 11cm2 Oc) 0.55 , -454kpa, Mx= 3.3and My= 0.63, 13cm2 Od) 0.65 , -654pa , Mx= 3.5and My= 0.65, 14cm2
Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
ChapterMA: Math Assessment
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Problem 1.1MA
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Transcribed Image Text:4- Air at stagnation pressure of 600
kpa and stagnation temperature of 530
K enters a frictionless convergent-
divergent nozzle as shown in figure
the throat area is 5cm2 and the exit
area is 12.5 cm2, the back pressure is
300kpa, and normal shock occurs
within the divergent section.
Determine the following: A- The Mach
number at the exit B- The change in
stagnation pressure C- Mx and My are
D- The cross sectional area where the
shock occurs is approximately
O a) 0.35, -354kpa, Mx= 2 and My= 0.63, 12cm2
Ob) 0.45 , -254 Kpa, Mx= 2.3and My= 0.53, 11cm2
Oc) 0.55 , -454kpa, Mx= 3.3and My= 0.63, 13cm2
Od) 0.65 , -654pa , Mx= 3.5and My= 0.65, 14cm2
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