M8 cũ Level 1

Multiple Choice

1. At higher altitudes as altitude increases, pressure. (Level 1)

• A. decreases at constant rate.

• B. decreases exponentially.

• C. increases exponentially

Multiple Choice

2. When the pressure is half of that at sea level, what is the altitude?. (Level
1)

• A. 12,000 ft.

• B. 18,000 ft.

• C. 8,000 ft.

Multiple Choice

3. Pressure decreases. (Level 1)

• A. inversely proportional to temperature.

• B. proportionally with a decreases in temperature.

• C. Pressure and temperature are not related.

Multiple Choice

4. As air gets colder, the service ceiling of an aircraft. (Level 1)

• A. reduces.

• B. increases.

• C. remains the same.

Multiple Choice

5. What is sea level pressure?. (Level 1)

• A. 1012.3 mb.

• B. 1013.2 mb.

• C. 1032.2 mb.

Multiple Choice

6. As altitude increases, pressure. (Level 1)

• A. decreases exponentially.

• B. decreases at constant rate.

• C. increases exponentially

Multiple Choice

7. Lapse rate usually refers to. (Level 1)

• A. Density.

• B. Pressure.

• C. Temperature

Multiple Choice

8. At what altitude is the tropopause?. (Level 1)

• A. 36,000 ft.

• B. 57,000 ft

• C. 63,000 ft.

Multiple Choice

17. Lift on a delta wing aircraft. (Level 1)

• A. increases with an increased angle of incidence (angle of attack).

• B. does not change with a change in angle of incidence (angle of attack).

• C. decreases with an increase in angle of incidence (angle of attack).

Multiple Choice

18. The CofP is the point where. (Level 1)

• A. the lift can be said to act.

• B. the three axis of rotation meet.

• C. all the forces on an aircraft act.

Multiple Choice

19. At stall, the wingtip stagnation point. (Level 1)

• A. doesn’t move.

• B. moves toward the lower surface of the wing.

• C. moves toward the upper surface of the wing.

Multiple Choice

20. The rigging angle of incidence of an elevator is. (Level 1)

• A. the angle between the bottom surface of the elevator and the longitudinal
  datum.

• B. the angle between the bottom surface of the elevator and the horizontal in
  the rigging position.

• C. the angle between the mean chord line and the horizontal in the rigging
  position.

Multiple Choice

21. Which of the following is true?. (Level 1)

• A. Lift acts at right angles to the relative airflow and weight acts vertically down.

• B. Lift acts at right angles to the wing chord line and weight acts vertically down.

• C. Lift acts at right angles to the relative air flow and weight acts at right angles to
  the aircraft centre line.

Multiple Choice

22. Vapour trails from the wingtips of an aircraft in flight are caused by.
(Level 1)

• A. low pressure above the wing and high pressure below the wing causing
  vortices.

• B. low pressure above the wing and high pressure below the wing causing a
  temperature rise.

• C. high pressure above the wing and low pressure below the wing causing
  vortices

Multiple Choice

23. The chord line of a wing is a line that runs from. (Level 1)

• A. the centre of the leading edge of the wing to the trailing edge.

• B. half way between the upper and lower surface of the wing.

• C. one wing tip to the other wing tip.

Multiple Choice

24. A high aspect ratio wing will give. (Level 1)

• A. high profile and low induced drag.

• B. low profile and high induced drag.

• C. low profile and low induced drag.

Multiple Choice

25. The relationship between induced drag and airspeed is, induced drag is.
(Level 1)

• A. directly proportional to the square of the speed.

• B. directly proportional to speed.

• C. inversely proportional to the square of the speed.

Multiple Choice

26. What is the definition of Angle of Incidence?. (Level 1)

• A. The angle the underside of the mainplane or tailplane makes with the
  horizontal.

• B. The angle the underside of the mainplane or tailplane makes with the
  longitudinal datum line.

• C. The angle the chord of the mainplane or tailplane makes with the horizontal.

Multiple Choice

27. "What is the collective term for the fin and rudder and other surfaces aft
of the centre of gravity that helps directional stability?." (Level 1)

• A. Empennage.

• B. Fuselage surfaces.

• C. Effective keel surface.

Multiple Choice

28. "A decrease in incidence toward the wing tip may be provided to."
(Level 1)

• A. prevent adverse yaw in a turn.

• B. retain lateral control effectiveness at high angles of attack.

• C. prevent span wise flow in maneuvers.

Multiple Choice

29. For a given aerofoil production lift, whereP = pressure and V = velocity.
(Level 1)

• A. P1 is greater than P2, and V1 is less than V2.

• B. P1 is greater than P2, and V1 is greater than V2.

• C. P1 is less than P2 and V1 is greater than V2

Multiple Choice

30. As the angle of attack decreases, what happens to the centre of
pressure?. (Level 1)

• A. It moves rearwards.

• B. Centre of pressure is not affected by angle of attack decrease.

• C. It moves forward.

Multiple Choice

31. A decrease in pressure over the upper surface of a wing or aerofoil is
responsible for. (Level 1)

• A. approximately 2/3 (two thirds) of the lift obtained.

• B. approximately 1/2 (one half) of the lift obtained.

• C. approximately 1/3 (one third) of the lift obtained

Multiple Choice

32. The layer of air over the surface of an aerofoil which is slower moving,
in relation to the rest of the airflow, is known as. (Level 1)

• A. none of the above.

• B. camber layer.

• C. boundary layer

Multiple Choice

33. What is a controlling factor of turbulence and skin friction?. (Level 1)

• A. Countersunk rivets used on skin exterior.

• B. Aspect ratio.

• C. Fineness ratio.

Multiple Choice

34. If the C of G is aft of the Centre of Pressure. (Level 1)

• A. when the aircraft yaws the aerodynamic forces acting forward of the Centre
  of Pressure.

• B. changes in lift produce a pitching moment which acts to increase the
  change in lift.

• C. when the aircraft sideslips, the C of G causes the nose to turn into the
  sideslip thus applying a restoring moment.

Multiple Choice

35. QNE refers to. (Level 1)

• A. setting the mean sea level atmospheric pressure in accordance with ICAO
  standard atmosphere i.e. 1013 millibars.

• B. Setting an altimeter to read aerodrome altitude above sea level.

• C. quite new equipment.

Multiple Choice

36. An aspect ratio of 8 : 1 would mean. (Level 1)

• A. span 64, mean chord 8.

• B. mean chord 64, span 8.

• C. span squared 64, chord 8.

Multiple Choice

37. Induced Drag is. (Level 1)

• A. greatest towards the tip and downwash decreases from tip to root.

• B. greatest towards the wing tip and downwash is greatest towards the root.

• C.greatest towards the wing root and downwash is greatest at the tip.

Multiple Choice

38. With an increase in aircraft weight. (Level 1)

• A. Vmd will be at a higher speed.

• B. Vmd will be at the same speed.

• C. Vmd will be at a lower speed

Multiple Choice

39. For a given IAS an increase in altitude will result in. (Level 1)

• A. an increase in induced drag.

• B. no change in the value of induced drag.

• C. an increase in profile drag.

Multiple Choice

40. Stall inducers may be fitted to a wing. (Level 1)

• A. at the root to cause the root to stall first.

• B. at the tip to cause the root to stall first.

• C. at the root to cause the tip to stall first.

Multiple Choice

41. The optimum angle of attack of an aerofoil is the angle at which. (Level
1)

• A. the aerofoil produces maximum lift.

• B. the aerofoil produces zero lift.

• C. the highest lift/drag ratio is produced.

Multiple Choice

42. A high aspect ratio wing has a. (Level 1)

• A. increased induced drag.

• B. decreased skin friction drag.

• C. decreased induced drag.

Multiple Choice

43. A laminar boundary layer will produce. (Level 1)

• A. more skin friction drag than a turbulent one.

• B. the same skin friction drag as a turbulent one.

• C. less skin friction drag than a turbulent one.

Multiple Choice

44. The boundary layer is. (Level 1)

• A. thickest at the leading edge.

• B. thickest at the trailing edge.

• C. constant thickness from leading to trailing edges.

Multiple Choice

45. An engine which produces an efflux of high speed will be. (Level 1)

• A. less efficient.

• B. more efficient.

• C. speed of efflux has no affect on the engine efficiency.

Multiple Choice

46. Wing loading is calculated by weight. (Level 1)

• A. divided by lift.

• B. divided by gross wing area.

• C. multiplied by gross wing area.

Multiple Choice

71. Other than spoilers, where are speed brakes located?. (Level 1)

• A. Under the Fuselage.
  

• B. Either side of the Fuselage.

• C. On the wing.

Multiple Choice

72. With a trailing edge flap being lowered, due to rising gusts, what will
happen to the angle of attack?. (Level 1)

• A. Tend to decrease.

• B. Stay the same.

• C. Tend to increase.

Multiple Choice

73. The purpose of a slot in a wing is to. (Level 1)

• A. provide housing for the slat.

• B. speed up the airflow and increase lift.

• C. act as venturi, accelerate the air and re-energise boundary layer.

Multiple Choice

74. Large flap deployment. (Level 1)

• A. causes increased span wise flow towards tips on wing upper surface.

• B. causes increased span wise flow towards tips on wing lower surface.

• C. has no effect on span wise flow.

Multiple Choice

75. Which part of the wing of a swept-wing aircraft stalls first?. (Level 1)

• A. Tip stalls first.

• B. Both stall together.

• C. Root stalls first.

Multiple Choice

76. With a drop in ambient temperature, an aircraft service ceiling will.
(Level 1)

• A. rise.

• B. not be affected.

• C. lower.

Multiple Choice

77. What type of flap is this?. (Level 1)

• A. Split flap.

• B. Plain flap.

• C. Fowler flap.

Multiple Choice

78. To ensure that a wing stalls at the root first, stall wedges are. (Level 1)

• A. installed on the wing leading edge at the wing root.

• B. installed on the wing leading edge at the wing tip.

• C. installed at the wing trailing edge at the wing root.

Multiple Choice

79. In a turn, wing spoilers may be deployed. (Level 1)

• A. to assist the up going aileron.

• B. in unison with both the up going and down going ailerons.

• C. to act as an airbrake, interacting with the ailerons.

Multiple Choice

80. Dutch role is movement in. (Level 1)

• A. yaw and pitch.

• B. yaw and roll.

• C. pitch and roll.

Multiple Choice

81. Flap asymmetry causes the aircraft to. (Level 1)

• A. nose down.

• B. go one wing down.

• C. nose up

Multiple Choice

82. If an aircraft moves in yaw, what axis is it moving about?. (Level 1)

• A. Longitudinal.

• B. Lateral.

• C. Normal.

Multiple Choice

83. If an aircraft is aerodynamically stable. (Level 1)

• A. aircraft returns to trimmed attitude.

• B. CofP moves back.

• C. aircraft becomes too sensitive

Multiple Choice

84. A high lift device is used for. (Level 1)

• A. take-off only.

• B. take-off and landing.

• C. landing only.

Multiple Choice

85. How is a spoiler interconnected to other flight control systems?. (Level 1)

• A. Spoiler to elevator.

• B. Spoiler to aileron.

• C. Spoiler to flap.

Multiple Choice

86. Earths atmosphere is. (Level 1)

• A. 3/5 oxygen, 2/5 nitrogen.

• B. 4/5 oxygen, 1/5 nitrogen.

• C. 1/5 oxygen, 4/5 nitrogen.

Multiple Choice

87. An anti-balance tab is used. (Level 1)

• A. to relieve stick loads.

• B. for trimming the aircraft.

• C. to give more feel to the controls.

Multiple Choice

88. The fin helps to give. (Level 1)

• A. directional stability about the normal axis.

• B. directional stability about the longitudinal axis.

• C. longitudinal stability about the normal axis.

Multiple Choice

89. When the flaps are lowered. (Level 1)

• A. the lift vector moves rearward.

• B. there is no effect on the lift vector.

• C. the lift vector moves forward.

Multiple Choice

90. At take-off, if the flaps are lowered there is a. (Level 1)

• A. large increase in lift and drag.

• B. large increase in lift and small increase in drag.

• C. small increase in lift and drag.

Multiple Choice

91. Which of the following are primary control surfaces?. (Level 1)

• A. Elevators, ailerons, rudder.

• B. Roll spoilers, elevators, tabs.

• C. Elevators, roll spoilers, tabs.

Multiple Choice

92. An anti-servo tab. (Level 1)

• A. assists the pilot to move the controls back to neutral.

• B. moves in the opposite direction to the control surface to assist the pilot.

• C. moves in the same direction as the control surface to assist the pilot.

Multiple Choice

93. Slats. (Level 1)

• A. keep the boundary layer from separating for longer.

• B. increase the overall surface area and lift effect of wing.

• C. act as an air brake.

Multiple Choice

94. Flight spoilers. (Level 1)

• A. can be deployed on the down going wing in a turn to increase lift on that wing.

• B. can be used to decrease lift to allow controlled decent without reduction of
  airspeed.

• C. can be used with differential ailerons to reduce adverse yaw in a turn

Multiple Choice

95. If the aircraft is flying nose heavy, which direction would you move the
elevator trim tab?. (Level 1)

• A. Up to move elevator down.

• B. Up to move elevator up.

• C. Down to move elevator up.

Multiple Choice

96. Wing tip vortices are strongest when. (Level 1)

• A. flying high speed straight and level flight.

• B. flying into a headwind.

• C. flying slowly at high angles of attack.

Multiple Choice

97. An elevator provides control about the. (Level 1)

• A. longitudinal axis.

• B. lateral axis.

• C. horizontal stabilizer.

Multiple Choice

98. The outboard ailerons on some large aircraft. (Level 1)

• A. are isolated at high speeds.

• B. are isolated to improve sensitivity.

• C. are isolated at low speeds.

Multiple Choice

99. Which flap will increase wing area and camber?. (Level 1)

• A. Slot.

• B. Split.

• C. Fowler

Multiple Choice

100. Wing loading of an aircraft. (Level 1)

• A. varies with dynamic loading due to air currents.

• B. is independent of altitude.

• C. decreases with density.

Multiple Choice

101. An automatic slat will lift by itself when the angle of attack is. (Level 1)

• A. high.

• B. high or low.

• C. low.

Multiple Choice

102. In aileron control. (Level 1)

• A. the up going aileron moves further than down going aileron.

• B. the down going aileron moves further than up going aileron.

• C. it is assisted by the rudder.

Multiple Choice

103. The aircraft is controlled about the lateral axis by the. (Level 1)

• A. ailerons.

• B. elevator.

• C. rudder.

Multiple Choice

104. Ruddervators when moved, will move. (Level 1)

• A. opposite to each other only.

• B. together only.

• C. either opposite each other or together, depending on the selection.

Multiple Choice

105. What is the term used for the amount of water in the atmosphere?. (Level 1)

• A. Relative humidity.

• B. Absolute humidity.

• C. Dew point.

Multiple Choice

106. An anti-balance tab is moved. (Level 1)

• A. via a fixed linkage.

• B. hydraulically.

• C. when the C.G. changes.

Multiple Choice

107. On an aircraft with an all-moving tailplane, pitch up is caused by.
(Level 1)

• A. decreasing tailplane incidence.

• B. up movement of the elevator trim tab.

• C. increasing tailplane incidence .

Multiple Choice

108. When checking full range of control surface movement, they must be
positioned by. (Level 1)

• A. moving them by hand directly until against the primary stops.

• B. moving them by hand directly until against the secondary stops.

• C. operating the control cabin controls until the system is against the primary stops.

Multiple Choice

109. An excess of aerodynamic balance would move the control surface centre
of pressure. (Level 1)

• A. rearwards, resulting in too much assistance.

• B. rearwards, resulting in loss of assistance.

• C. forwards, resulting in an unstable overbalance.

Multiple Choice

110. A leading edge slat is a device for. (Level 1)

• A. increasing the stalling angle of the wing.

• B. decreasing the stalling angle of the wing.

• C. decreasing wing drag

Multiple Choice

111. A Krueger flap is. (Level 1)

• A. a flap which extends rearwards but does not lower.

• B. a leading edge flap which hinges forward.

• C. a leading edge slat which extends forward.

Multiple Choice

112. What is attached to the rear of the vertical stabilizer?. (Level 1)

• A. Elevator.

• B. Aileron.

• C. Rudder.

Multiple Choice

113. What is fitted on the aircraft to enable the pilot to reduce his speed
rapidly in event of severe turbulence, or speed tending to rise above the
Never Exceed Limit?. (Level 1)

• A. Lift dumpers.

• B. Air brakes.

• C. Wheel brakes.

Multiple Choice

114. When spoilers are used asymmetrically, they combine with. (Level 1)

• A. ailerons

• B. rudder.

• C. elevators.

Multiple Choice

115. Asymmetric flaps will cause. (Level 1)

• A. the aircraft to descend.

• B. the aircraft to ascend.

• C. one wing to rise.

Multiple Choice

116. When airflow velocity over an upper cambered surface of an aerofoil
decreases, what takes place?. (Level 1)

• A. Pressure decreases, lift increases.

• B. Pressure increases, lift decreases.

• C. Pressure increases, lift increases

Multiple Choice

117. Spoiler panels are positioned so that when deployed. (Level 1)

• A. roll will not occur.

• B. pitch trim is not affected.

• C. no yaw takes place.

Multiple Choice

118. In a bank and turn. (Level 1)

• A. extra lift is not required if thrust is increased.

• B. extra lift is not required.

• C. extra lift is required.

Multiple Choice

119. The method employed to mass balance control surfaces is to. (Level 1)

• A. fit bias strips to the trailing edge of the surfaces.

• B. attach weights forward of the hinge line.

• C. allow the leading edge of the surface to project into the airflow.

Multiple Choice

169. Directional stability is about the. (Level 1)

• A. lateral axis.

• B. longitudinal axis.

• C. normal axis

Multiple Choice

170. Lateral stability is about the. (Level 1)

• A. longitudinal axis.

• B. normal axis.

• C. vertical axis.

Multiple Choice

171. If the aircraft turns and side-slips. (Level 1)

• A. the sweepback of the wing will correct the sideslip.

• B. the keel surface will correct the sideslip.

• C. the dihedral of the wing will correct the sideslip.

Multiple Choice

172. An aircraft disturbed from its normal flight path, and automatically returns to
that normal flight path, without any action on the part of the pilot is known as.
(Level 1)

• A. aircraft stall.

• B. aircraft instability.

• C. aircraft stability.

Multiple Choice

173. The fin gives stability about which axis?. (Level 1)

• A. Longitudinal axis.

• B. Lateral axis.

• C. Normal axis

Multiple Choice

174. If, after a disturbance, an aeroplane initially returns to its equilibrium state.
(Level 1)

• A. it has neutral stability.

• B. it has static stability and may be dynamically stable.

• C. it is neutrally unstable.

Multiple Choice

175. Stability of an aircraft is. (Level 1)

• A. the tendency of the aircraft to return to its original trimmed position after having been
  displaced.

• B. the tendency of the aircraft to stall at low airspeed.

• C. the ability of the aircraft to rotate about an axis.