3943036
Description
Quiz by Justin Vaughan, updated more than 1 year ago
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Created by Justin Vaughan
about 9 years ago
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Question 1
Question
Aerodynamic force is the ______.
Answer
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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
Question 2
Question
The component of aerodynamic force that acts parallel to the relative wind is ______.
Answer
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parasite drag
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lift
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drag
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angle of attack
Question 3
Question
A ______ airfoil produces lift at zero degrees angle of attack.
Answer
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symmetric
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tapered
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dihedral
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positively cambered
Question 4
Question
L/DMAX is the point where ______.
Answer
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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
Question 5
Question
Total drag is composed of ______.
Answer
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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
Question 6
Question
Parasite drag is ______.
Answer
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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
Question 7
Question
Maximum excess power for a propeller-driven aircraft occurs ______ L/DMAX.
Answer
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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
Question 8
Question
As altitude increases, power available ______.
Answer
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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
Question 9
Question
A ______ trim tab will increase the force required to move a control surface to full deflection
Answer
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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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