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AT 116 FINAL EXAM QUESTIONS AND ANSWERS |100% PASS

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AT 116 FINAL EXAM QUESTIONS AND ANSWERS |100% PASS Which of the following is NOT a way to increase the camber of the airflow over the top of the wing? A. Increase the camber shape of the top of the wing. B. Increase the angle of attack of the wing. C. Make the relative wind flow upward toward ...

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  • October 2, 2024
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EMILLYCHARLOTTE 2024/2025 ACADEMIC YAER ©2024 EMILLYCHARLOTTE. ALL RIGHTS RESERVED
FIRST PUBLISH SEPTEMBER 2024




AT 116 FINAL EXAM QUESTIONS
AND ANSWERS |100% PASS

Which of the following is NOT a way to increase the camber of the airflow over the top of the wing?


A. Increase the camber shape of the top of the wing.


B. Increase the angle of attack of the wing.


C. Make the relative wind flow upward toward the wing.


D. Increase the airflow (airspeed) of the air flowing over the wing. - Answer✔✔-B


What is the definition of a "chord line"?


A. It is the curved shape over the top of the wing.


B. it is a line that runs from the leading edge of the wing to the trailing edge of the wing.


C. It is the direction the air flows around the wing. - Answer✔✔-B


Which of the following is true of Bernoulli's principle?


A. The Bernoulli principle acts perpendicular to the relative wind.


B. Bernoulli's principle is the same as lift.


C. The Bernoulli effect becomes greater as the venturi size gets larger. - Answer✔✔-A


True or False. The relative wind always blows in the opposite direction that you are moving. -

Answer✔✔-True

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What is the definition of a stall?


A. The aircraft engine stops running.


B. The airflow over the wing no longer stays attached to the wing.


C. The air is flowing too slowly across the wings. - Answer✔✔-B


True or False. You can only increase the AOA by tipping the wing up to a higher angle - Answer✔✔-False


True or False. The movement of flight controls can change the angle between the cord line and the

Relative wind. - Answer✔✔-True


The angle between the chord line of the wing and the longitudinal axis of the aircraft is called what?


A. Angle of Attack


B. Differential angle


C. Positive pressure angle


D. Angle of Incidence - Answer✔✔-D


True or False. The Bernoulli effect on a wing can create both lift and thrust. - Answer✔✔-True


Whichoftherlowing:is Nor one or tile types of drag acting on an aircraft in flight?


A. Pressure drag.


B. Interference drag.


C. Induced drag.


D. Correcendent drag. - Answer✔✔-D


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What drag results from the creation of lift?


A. Pressure Drag


B. Correcedent Drag


C. Induced Drag


D. Interference Drag - Answer✔✔-C


How does the wing tip vortex create "drag"?


A. The turbulence of the swirling vortex creates low pressure areas at the wing tips.


B. The mixing of the high pressure into the low pressure reduces the differential pressure


between the top of the wing and the bottom of the wing.


C. The vortex adds to the friction of the air passing over the wing.


D. The vortex tips the lift vector slightly backwards - Answer✔✔-B


How can you reduce the pressure drag on an object?


A. Make the object smoother.


B. Reduce the frontal area on the object.


C. Add a "boat tail" to the object.


D. Both b and c. - Answer✔✔-D


How do you reduce Interference Drag?


A. Make the aircraft skin smoother.

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B. Reduce the frontal area of the object.


C. Add fillets and fairings.


D. None of these answers are correct. - Answer✔✔-C


What is the relationship of the Bernoulli Vector (lift) with regard to the relative wind?


A. Perpendicular


B. Parallel


C. At an acute angle


D. Inversely proportional - Answer✔✔-A


Which of the following is true of the pressure wave generated by the wing tip vortex?


A. It is perpendicular to the relative wind.


B. It decreases in strength as the vortex gets stronger.


C. It moves ahead of the wing at subsonic speeds.


D. It reduces the effect of the drag vector. - Answer✔✔-C


What is the difference between a winglet and a sharklet?


A. There is no real difference.


B. A winglet sticks up and a sharklet hangs down.


C. The winglet was developed for Boeing and the sharklet was developed for Airbus.


D. Both a. and c. - Answer✔✔-D

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