Aerospace/Aeronautical Engineering MCQs [Quiz 3]

Q1. Spoiler deflection causes?
A: A decrease in lift and drag
B: An increase in drag and a decrease in lift
C: A increase in lift and drag

Q2. What effect does an increased load have on an aircraft?
A: The aircraft will suffer immediate structural failure
B: The aircraft will have a tendency to roll and yaw
C: The aircraft will stall at a higher speed

Q3. The CP is in its most forward position?
A: When AOA is smaller than the stalling angle
B: When AOA is equal to stalling angle
C: When the AOA exceeds the stalling angle

Q4. To maintain level flight, if the AOA is increased the speed must be?
A: Reduced
B: Increased
C: Increased in the sane ratio as the lift/drag ratio decreases

Q5. A jet aeroplane cruises buffet free at high constant altitude in significant turbulence. Which type of stall can occur if this aeroplane decelerates?
A: Shock stall
B: Low speed stall
C: Accelerated stall

Q6. Which kind of boundary layer has the strongest change in velocity close to the surface?
A: Laminar boundry layer
B: No difference
C: Turbulent boundary layer

Q7. On descent with constant mach and weight, the operational limit that is in danger of being exceeded is?
A: Vd
B: Vne
C: Vmo

Q8. Spoilers and flaps, when extended, give more?
A: Downwash
B: Upwash
C: Drag

Q9. Which of the following aircraft designs would be prone to super stall?
A: Swept back wing
B: T-Tail
C: Swept forward wing

Q10. When a leading edge flap is fully extended, what is the slot for?
A: To re-energise the boundary layer
B: To allow the flap to retract into it
C: To increase lift

Updated: 11th July 2019 — 8:48 PM

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