MOD 8.3 PART 2
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During a right or left turn manoeuvre in an aircraft, a partial sideways movement is experienced which is known as

  • slip (correct)
  • fin
  • Thrust
  • dihedral

    • A skidding movement is sideways and outward from the turn. This is known as

  • dihedral
  • slip
  • fin
  • skid (correct)

    • The manoeuvre envelope (or VN Diagram) is used to

  • lay down design requirement for a new aircraft
  • illustrate an aircraft's capabilities
  • compare different types of aircraft
  • all of the above (correct)

    • The vertical axis of the manoeuvring load diagram represents

    <p>load factor or 'g'</p> Signup and view all the answers

    The normal limit not to be exceeded on the load factor scale is called

    <p>limit load factor</p> Signup and view all the answers

    The CLmax boundary on the manoeuvring load diagram represents

    <p>the point at which the stall occurs at various speeds and loading</p> Signup and view all the answers

    Which control device is used to aid the rolling of the aircraft by lowering on the up going wing and raising on the down going wing?

    <p>Flaperon</p> Signup and view all the answers

    What is the main purpose of drag inducing devices?

    <p>To decrease lift</p> Signup and view all the answers

    What is the function of vortex generators?

    <p>To prevent separation of airflow</p> Signup and view all the answers

    Which control device destroys lift over a part of the wing and is deployed to allow a rapid rate of descent?

    <p>Spoiler</p> Signup and view all the answers

    What is the purpose of stall wedges located on the inboard leading edge structure of the wing?

    <p>To prevent stall</p> Signup and view all the answers

    Which device is used to prevent air from flowing toward the wing tip?

    <p>Fence</p> Signup and view all the answers

    Which of the following is true about high lift devices?

    <p>High lift devices allow for lower take-off and landing speeds.</p> Signup and view all the answers

    What is the purpose of slats in leading edge devices?

    <p>To increase the lift produced by the wing.</p> Signup and view all the answers

    What is the function of slots in leading edge devices?

    <p>To improve the airflow conditions at high angles of attack and slow speeds.</p> Signup and view all the answers

    What happens to the slat during landing?

    <p>The slat extends further into the air flow</p> Signup and view all the answers

    What disadvantage can be overcome by making the slot movable?

    <p>Increased drag at high angles of attack.</p> Signup and view all the answers

    Which group do high lift devices belong to based on their location on the wing?

    <p>All of the above</p> Signup and view all the answers

    Which type of flap is mainly used in areas where there is no room to use a slotted flap, such as around the pylon to wing area?

    <p>Kruger Flap</p> Signup and view all the answers

    What is the purpose of wing flaps during take-off?

    <p>Increase lift with little increase in parasite drag</p> Signup and view all the answers

    What is the purpose of having higher lift producing flaps located on the inboard trailing edge of large transport category aircraft?

    <p>To prevent over stressing of the wing</p> Signup and view all the answers

    Which type of flap increases the effective area of the wing and lowers the trailing edge by rolling back on a track?

    <p>Fowler Flap</p> Signup and view all the answers

    What are flaperons?

    <p>Flight controls that act as both flaps and ailerons</p> Signup and view all the answers

    On which aircraft can the function referred to as 'aileron droop' be found?

    <p>A320 and A330</p> Signup and view all the answers

    Which of the following is true about the VA design manoeuvring speed?

    <p>It is the maximum speed at which the aircraft can be manoeuvred to the g limits without damaging the structure.</p> Signup and view all the answers

    What is the design cruising speed?

    <p>It is the selected speed by the manufacturer that includes a margin to prevent exceeding the maximum speed.</p> Signup and view all the answers

    What happens when an aeroplane pulls up so quickly that the angle of attack exceeds the stall angle?

    <p>The laminar airflow separates from the surface of the aerofoil.</p> Signup and view all the answers

    Which control device destroys lift over a part of the wing and is deployed to allow a rapid rate of descent?

    <p>Spoiler</p> Signup and view all the answers

    What is the purpose of vortex generators?

    <p>To prevent separation of airflow</p> Signup and view all the answers

    What is the function of a slotted flap?

    <p>Generates drag to help slow down the aircraft.</p> Signup and view all the answers

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