
Introduction to Flight 7th Edition by John Anderson
النسخة 7الرقم المعياري الدولي: 978-0073380247
Introduction to Flight 7th Edition by John Anderson
النسخة 7الرقم المعياري الدولي: 978-0073380247 تمرين 5
Consider a rectangular wing with a NACA 0009 airfoil section spanning the test section of a wind tunnel. The test section airflow conditions are standard sea level with a velocity of 120 mi/h. The wing is at an angle of attack of 4°, and the wind tunnel force balance measures a lift of 29.5 lb. What is the area of the wing?
التوضيح
Lift
is expressed as,
…… (1)
Here,
...
Introduction to Flight 7th Edition by John Anderson
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