The jet is flying at MM = 1.3, where the absolute air pressure is 25 kPakPa . A shock is formed at the inlet of the engine. Assume isentropic flow within the engine. kk = 1.40 for air. (Figure 1) Figure1 of 1 Part APart completeDetermine the Mach number of the air flow just within the engine where the diameter is 0.6 mm.Express your answer using three significant figures. The jet is flying at M = 1.3, where the absolute airpressure is 25 kPa. A shock is formed at the inlet of theengine. Assume isentropic flow within the engine.k=1.40 for air. (Figure 1)Figure0.4 mC0.6 mM=1.3-1 of 1What is the stagnation pressure in this region?Express your answer to three significant figures and include the appropriate units.Po 67.8 kPaSubmit✓ CorrectCorrect answer is shown. Your answer 67.84 kPa was either rounded differently or used adifferent number of significant figures than required for this part.Part CPrevious AnswersWhat is the pressure in this region?Express your answer to three significant figures and include the appropriate units.1P= 42.84μAkPaSubmit Previous Answers Request Answer?

Given: upstream Mach number M1 = 1.3 upstream pressure P1 = 25 kPa To find: downstream A. Mach number B. Stagnation pressure C. static pressure Part A: For γ= 1.4, using normal shock table for M1=1.3⇒M2=0.7859 Part B: For γ= 1.4, using normal shock table p1p02=0.3685p02 =250.3685p02 =67.842 kPa Part C: For γ= 1.4, using normal shock table p2p1=1.805p2 =1.805×25p2 =45.125 kPa

Answered: The jet is flying at M = 1.3, where the…

Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

ChapterMA: Math Assessment

Section: Chapter Questions

Problem 1.1MA

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Part A

Part complete

Determine the Mach number of the air flow just within the engine where the diameter is 0.6 mm.

Express your answer using three significant figures.

The jet is flying at M = 1.3, where the absolute air
pressure is 25 kPa. A shock is formed at the inlet of the
engine. Assume isentropic flow within the engine.
k=1.40 for air. (Figure 1)
Figure
0.4 m
C
0.6 m
M=1.3
-
1 of 1
What is the stagnation pressure in this region?
Express your answer to three significant figures and include the appropriate units.
Po 67.8 kPa
Submit
✓ Correct
Correct answer is shown. Your answer 67.84 kPa was either rounded differently or used a
different number of significant figures than required for this part.
Part C
Previous Answers
What is the pressure in this region?
Express your answer to three significant figures and include the appropriate units.
1
P= 42.84
μA
kPa
Submit Previous Answers Request Answer
?

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