تم الحل ✓
categoryهندسة الطيران والفضاء
schoolبكالوريوس
event_available2026-07-15
السؤال
Transcribed Image Text:
Airplane specifications are given follows:
Amax fuselage, cross-section = 38 ft², V
I body reduced 28 ft
3
Wing sweep angle, A=15","
Wing area, S650 ft² /
V
Airplane weight, W=130,000 lb/
Subsonic Drag Polar: Co-0.013+0.075CL² V
Divergence Mach number, Moo = 0.9✓
Altitude data at altitude of 5,000 ft:
P5.000 2.0482x10 slugs/ft', as soon 1097 ft/s
Empirical drag efficiency factor, EwD= 1.6.
C
0.00
006
00
0.04
aas
0.00
Max. Available Thrust: (TA)max = 26x10³ lb
(Assumed constant with velocity)
00
•
a
02
04
06
08
1.0
1.2
Assuming airplane flying at 5000 ft find the following:
1. The maximum velocity considering the drag-divergence using Raymer's procedure
2. The maximum rate of climb and
3. The max angle of climb.
ground.
0.08
Zero-lift drag coefficient Coo
0.07
0.06
0.05
L
1
0.04-
0.03
C
0.02
E
0.002
0.01
L
0
0.2
0.4
0.6
0.8
1.0
110
M
1.2
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