3943036
Beschreibung
Quiz von Justin Vaughan, aktualisiert more than 1 year ago
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Erstellt von Justin Vaughan
vor etwa 9 Jahre
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Frage 1
Frage
Aerodynamic force is the ______.
Antworten
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force that is perpendicular to the relative wind
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leading edge stagnation point
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result of pressure and friction distribution over an airfoil
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force that is parallel to the relative wind
Frage 2
Frage
The component of aerodynamic force that acts parallel to the relative wind is ______.
Antworten
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parasite drag
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lift
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drag
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angle of attack
Frage 3
Frage
A ______ airfoil produces lift at zero degrees angle of attack.
Antworten
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symmetric
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tapered
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dihedral
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positively cambered
Frage 4
Frage
L/DMAX is the point where ______.
Antworten
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drag is the greatest
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lift is the greatest
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the ratio of lift to drag is the greatest
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the stall angle of attack is reached
Frage 5
Frage
Total drag is composed of ______.
Antworten
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parasite and induced drag
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form and interference drag
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thrust and lift
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upwash and downwash
Frage 6
Frage
Parasite drag is ______.
Antworten
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the component of drag associated with the production of lift
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minimized by installing winglets, wingtip fuel tanks or missile rails
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greatest at low airspeeds
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made up of form, friction, and interference drag
Frage 7
Frage
Maximum excess power for a propeller-driven aircraft occurs ______ L/DMAX.
Antworten
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at an airspeed below
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at
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at an airspeed above
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independent of
Frage 8
Frage
As altitude increases, power available ______.
Antworten
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increases
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remains the same
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decreases
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is equal to thrust available
Frage 9
Frage
A ______ trim tab will increase the force required to move a control surface to full deflection
Antworten
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servo
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neutral
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anti servo
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balanced
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