Which type of flap creates the least change in pitching moment?
A. Split.
B. Fowler.
C. Slotted.
Split.
Which type of flap is characterized by large increases in lift coefficient with minimum changes in drag?
A. Split.
B. Fowler.
C. Slotted.
Fowler.
(Refer to Figure 23 on page 35.) Which is a fowler flap?
A. 2
B. 3
C. 4
4
(Refer to Figure 23 on page 35.) Which is a slotted flap?
A. 1
B. 3
C. 4
3
(Refer to Figure 23 on page 35.) Which is a split flap?
A. 2
, Solution 2024/2025
Pepper
B. 3
C. 4
2
(Refer to Figure 23 oelow.) Which type of flap creates the greatest change in pitching moment?
A. Plain.
B. Split.
C. Fowler.
Fowler
The aerodynamic force produced by an anti-servo tab is a result of the tab
A. moving in the same direction as the primary control surface to which it is mounted.
B. moving in the opposite direction of the primary control surface to which it is mounted.
C. moving in the same direction as the secondary control surface to which it is mounted.
moving in the same direction as the primary control surface to which it is mounted.
(Refer to Figure 56 on page 37.) Which of the following illustrations is a fixed slot?
A. 1
B. 2·
C. 4
1
(Refer to Figure 56 on page 37.) Which of the following illustrations is a movable slot?
A. 1
B. 2
C. 3
, Solution 2024/2025
Pepper
2
(Refer to Figure 56 on page 37.) Which of the following illustrations is a leading edge cuff?
A. 2
B. 3
C. 4
4
(Refer to Figure 56 on page 37.) Which of the following illustrations is a leading edge flap?
A. 1
B. 2
C. 3
3
An aircraft wing is designed to produce lift resulting from
A. Negative air pressure below the wing's surface and positive air pressure above the wing's surface.
B. Positive air pressure below the wing's surface and negative air pressure above the wing's surface.
C. A larger center of pressure above the wing's surface and a lower center of pressure below the wing's surface
Positive air pressure below the wing's surface and negative air pressure above the wing's surface.
Why does increasing speed also increase lift?
A. The increased velocity of the relative wind overcomes the increased drag.
B. The increased impact of the relative wind on an airfoil's lower surface creates a greater amount of air being deflected
downward.
C. The increased speed of the air passing over an airfoil's upper surface increases the pressure, thus creating a greater
pressure differential between the upper and lower surface.
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