M11 Turbine Aeroplane Structures & Systems Sub-Module No 9 (Quiz No:1)

Flight Controls

Quiz

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1. The ailerons are attached to the trailing edge of both wings and when moved, rotate the aircraft around the---------?
   1.   Vertical axis
   2.   Lateral axis
   3.   Longitudinal axis
2. The elevator is attached to the trailing edge of the horizontal stabilizer. When it is moved, it alters aircraft pitch, which is the attitude about ----------------?
   1.   Vertical axis
   2.   Lateral axis
   3.   Longitudinal axis
3. Trim tabs on the surface should be secured in the --------------- when the control surface is mounted on the stand ?
   1.   Neutral position
   2.   Forward position
   3.   Aft position
4. This is not limited to the mechanical elements of the flight controls ?
   1.   Rigging
   2.   Balancing
   3.   Steering
5. An upward movement of the trailing edge, above the horizontal position indicates---------------?
   1.   Balance condition
   2.   Underbalance
   3.   Overbalance
6. When a control surface is mounted on a balance stand, a downward travel of the trailing edge below the horizontal position indicates -------------------?
   1.   Balance condition
   2.   Underbalance
   3.   Overbalance
7. A fixed device mounted to extend the leading edge of the wing forward and downward is known as a ?
   1.   Slats
   2.   Slot
   3.   Elevons
8. It is hinged so that the trailing edge can be lowered, increases wing camber and provides greater lift ?
   1.   Fowler flaps
   2.   Split flap
   3.   Plain flap
9. These are used to maintain the speed of the aircraft ?
   1.   Elevator tabs
   2.   Rudder tabs
   3.   Aileron tabs
10. Flexible cables do not have strength when ?
    1.   Pull
    2.   Push
    3.   Both