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categoryالهندسة الميكانيكية
schoolبكالوريوس
event_available2026-07-15
السؤال
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An ideal turbojet engine is analyzed using the cold air standard method. Given specific operating conditions determine the temperature, pressure, and enthalpy at each state, and the exit velocity
Note: The specific heat ratio and gas constant for air are given as k-1.4 and R-0.287 k1kg-K respectively.
-Given Values-
TI (K)-228
P1 (kPa)-48
VI (m/s)-198
p-11.4
re-1.52
a) Determine the temperature (K) at state 2
Your Answer-
b) Determine the pressure (kPa) at state i
Your Answer-
c) Determine the specific enthalpy (kl/kg) at state 2
Your Answer-
d) Determine the temperature (K) at state 3
Your Answer-
e) Determine the pressure (kPa) at state 3.
Your Answer-
f) Determine the specific enthalpy (klkg) at state 3.
Your Answer-
g) Determine the temperature (K) at state 4
Your Answer-
h) Determine the pressure (kPa) at state 4.
Your Answer
1) Determine the specific enthalpy (kJ/kg) at state 4.
Your Answer-
1) Determine the temperature (K) at state S
Your Answer
k) Determine the pressure (kPa) at state 5
Your Answer-
D) Determine the specific enthalpy (klkg) at state 5
Your Answer-
m) Determine the temperature (K) at state 6.
Your Answer-
Homework Problem HW9_1
Attemps Used-15
Due Date Tue, Mar 24, 2020, 11:00:00
Current Time-Mon, Mar 23, 2020, 11:10:14
An ideal turbojet engine is analyzed using the cold air standard method. Given specific operating conditions determine the temperature, pressure, and enthalpy at each state, and the exit velocity
Note: The specific heat ratio and gas constant for air are given as k-1.4 and R-0.287 klkg-K respectively.
-Given Values-
T1 (K)-228
P1 (kPa)-48
V1 (m/s)-198
rp-11.4
c-1.52
a) Determine the temperature (K) at state 2.
Your Answer =
b) Determine the pressure (kPa) at state 2.
Your Answer =
c) Determine the specific enthalpy (kJ/kg) at state 2.
Your Answer =
d) Determine the temperature (K) at state 3.
Your Answer =
e) Determine the pressure (kPa) at state 3.
Your Answer =
f) Determine the specific enthalpy (kJ/kg) at state 3.
Your Answer =
g) Determine the temperature (K) at state 4.
Your Answer =
h) Determine the pressure (kPa) at state 4.
Your Answer =
1) Determine the specific enthalpy (kJ/kg) at state 4.
Your Answer =
j) Determine the temperature (K) at state 5.
Your Answer =
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