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Exam simulation Principles of Flight - ATPL - Airline Transport Pilot license

Exam simulation ATPL Principles of Flight 120 questions on 120 minutes

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1 - Which of the following statements about the spin is correct?
2 - Which kind of boundary layer has the strongest change in velocity close to the surface?
3 - In order to maintain straight and level flight at a constant airspeed, whilst the flaps are being retracted, the angle of attack must be:
4 - An engine failure can result in a windmilling (1) propeller and a feathered (2) propeller. Which statement about propeller drag is correct?
5 - Which definition of propeller parameters is correct?
6 - When the air is passing through an expansion wave the local speed of sound will
7 - When power assisted controls are used for pitch control:
8 - Which statement is correct? The lift to drag ratio determines the
9 - Positive static lateral stability is the tendency of an aeroplane to:
10 - Increasing dynamic pressure will have the following effect on the drag of an aeroplane (all other factors of importance remaining constant):
11 - Increase of wing loading will:
12 - Which aeroplane design has the highest probability of a super stall?
13 - What is the advantage of a variable incidence tailplane over a fixed incidence tailplane with elevator and trim tab?
14 - The lift- and drag forces, acting on a wing cross section:
15 - An aeroplane has the following flap positions: 0°, 15°, 30°, 45°. Slats can also be selected. Generally speaking, which selection provides the highest positive contribution to the CLMAX?
16 - Ground effect has the following influence on the landing distance:
17 - A body is placed in a certain airstream. The density of the airstream decreases to half of the original value. The aerodynamic drag will decrease with a factor:
18 - If an aeroplane flies in the ground effect
19 - What data may be obtained from buffet onset boundary data?
20 - The aspect ratio of the wing:
21 - The gust load increases, when the altitude increases.
22 - Rotation about the lateral axis is called:
23 - A jet aeroplane is cruising at high altitude with a Mach-number, that provides a buffet margin of 0.3g incremental. In order to increase the buffet margin to 0.4g incremental the pilot must:
24 - Air passes a normal shock wave. Which of the following statements is correct?
25 - The lift coefficient (CL) of an aeroplane in steady horizontal flight is 0.4. An increase in angle of attack of 1 degree will increase CL by 0.09. A vertical up gust instantly changes the angle of attack by 5 degrees. The load factor will be:
26 - The pitching moment versus angle of attack line in the diagram, which corresponds to a CG located at the neutral point of a given aeroplane at low and moderate angles of attack is:
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27 - Which of the following statements concerning control is correct?
28 - Compared with stalling airspeed (VS) in a given configuration, the airspeed at which stick shaker will be triggered is:
29 - The airload on the horizontal tailplane (tailload) of an aeroplane in straight and level flight:
30 - The formula for the Mach Number is: (a= speed of sound)
31 - By what percentage does VA (EAS) alter when the aeroplane's weight decreases by 19%?
32 - Which aeroplane behaviour will be corrected by a yaw damper?
33 - The maximum aft position of the centre of gravity is, amongst others, limited by the:
34 - In what way do (1) induced drag and (2) parasite drag alter with increasing speed in straight and level flight?
35 - Just above the critical Mach number the first evidence of a shock wave will appear at the
36 - The critical Mach number can be increased by
37 - The high lift device shown in the figure below is a:
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38 - Examples of aerodynamic balancing of control surfaces are:
39 - An aeroplane has a stall speed of 100 kt at a mass of 1000 kg. If the mass is increased to 2000 kg, the new value of the stall speed will be:
40 - Which load factor determines VA?
41 - Assuming ISA conditions, which statement with respect to the climb is correct?
42 - The consequences of exceeding Mcrit in a swept-wing aeroplane may be: (assume no corrective devices, straight and level flight)
43 - The relative thickness of an aerofoil is expressed as:
44 - Which of the following flight phenomena can occur at Mach numbers below the critical Mach number?
45 - VA is:
46 - The true airspeed (TAS) is:
47 - What can happen to the aeroplane structure flying at a speed just exceeding VA?
48 - When the air is passing through an expansion wave the static temperature will
49 - Considering a positive cambered aerofoil, the pitching moment when CL = 0 is:
50 - If flaps are deployed at constant IAS in straight and level flight, the magnitude of tip vortices will eventually: (flap span less than wing span)
51 - Mach buffet occurs:
52 - Constant-speed propellers provide a better performance than fixed-pitch propellers because they:
53 - A high aspect ratio wing produces:
54 - One disadvantage of wing sweep is the stalling characteristics. At the stall:
55 - In a stationary subsonic streamline flow pattern, if the streamlines converge, in this part of the pattern, the static pressure (I) will... and the velocity (II) will...:
56 - When the Mach number is slowly increased in straight and level flight the first shockwaves will occur:
57 - The effects of very heavy rain (tropical rain) on the aerodynamic characteristics of an aeroplane are:
58 - Which of the following statements about the stall of a straight wing aeroplane is correct?
59 - Regarding flight in severe turbulence, which of the following statements is true?
60 - Tuck under will happen
61 - When a pilot makes a turn in horizontal flight, the stall speed:
62 - The positive manoeuvring limit load factor for a light aeroplane in the utility category in the clean configuration is:
63 - Increasing air density will have the following effect on the drag of a body in an airstream (angle of attack and TAS are constant):
64 - If the control column is pushed forward, a trim tab on the elevator:
65 - The effect of a positive wing sweep on static directional stability is as follows:
66 - In twin-engine aeroplanes with right turning propellers
67 - Which one of the following statements about Bernoulli's theorem is correct?
68 - Which of the following lists contain aeroplane design features that all increase static lateral stability?
69 - Deploying a Fowler flap, the flap will:
70 - Drag is in the direction of - and lift is perpendicular to the:
71 - Which statement about a jet transport aeroplane is correct during take-off with the cg at the forward limit and the trimmable horizontal stabiliser (THS) positioned at the maximum allowable aeroplane nose down position?
72 - Which statement is correct? I. Stall speeds are determined with the CG at the aft limit. II. Minimum control speeds are determined with the CG at the forward limit.
73 - What will happen in ground effect?
74 - What is the position of the elevator in relation to the trimmable horizontal stabiliser of a power assisted aeroplane that is in trim?
75 - The relationship between induced drag and the aspect ratio is:
76 - High Aspect Ratio, as compared with low Aspect Ratio, has the effect of:
77 - The aeroplane drag in straight and level flight is lowest when the:
78 - Static lateral stability should not be too small, because:
79 - Does the pitch angle of a constant speed propeller alter in medium horizontal turbulence?
80 - Which part of an aeroplane provides the greatest positive contribution to the static longitudinal stability?
81 - During landing of a low-winged jet aeroplane, the greatest elevator up deflection is normally required when the flaps are:
82 - Which statement with respect to the speed of sound is correct?
83 - When a jet transport aeroplane takes off with the CG at the forward limit and the trimmable horizontal stabiliser (THS) is positioned at the maximum allowable nose up position for take- off:
84 - A body is placed in a certain airstream. The airstream velocity increases by a factor 4. The aerodynamic drag will increase with a factor:
85 - How does the total drag vary as speed is increased from stalling speed (VS) to maximum IAS (VNE) in a straight and level flight at constant weight?
86 - The most important problem of ice accretion on a transport aeroplane during flight is:
87 - After the transition point between the laminar and turbulent boundary layer
88 - The point, where the single resultant aerodynamic force acts on an aerofoil, is called:
89 - A boundary layer fence on a swept wing will:
90 - Which of the following statements about a Mach trimmer is correct?
91 - In general transport aeroplanes with power assisted flight controls are fitted with an adjustable stabilizer instead of trim tabs on the elevator. This is because:
92 - An aeroplane performs a continuous descent with 160 KT IAS and 1000 fpm vertical speed. In this condition:
93 - On a swept wing aeroplane at low airspeed, the 'pitch up' phenomenon:
94 - An aeroplane is provided with spoilers and in- and outboard ailerons. Roll control during cruise is provided by:
95 - A slotted flap will increase the CLmax by:
96 - An aeroplane, with a CG location behind the centre of pressure of the wing can only maintain a straight and level flight when the horizontal tail loading is:
97 - Total pressure is: (rho = density)
98 - The aerodynamic centre of the wing is the point, where:
99 - The diagram shows the parameter X versus TAS. If a horizontal flight is considered the axis X shows
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100 - The lift coefficient (CL) of an aeroplane in steady horizontal flight is 0.35. An increase in angle of attack of 1 degree would increase CL by 0.079. If a vertical gust instantly changes the angle of attack by 2 degrees, the load factor will be:
101 - Which of the following situations leads to a decreasing stall speed (IAS)?
102 - If the elevator trim tab is deflected up, the cockpit trim indicator presents:
103 - In straight and level flight, as speed is increased:
104 - VMO:
105 - An aeroplane transitions from steady straight and level flight into a horizontal co-ordinated turn with a load factor of 2, the speed remains constant and the:
106 - Rotation around the normal axis is called:
107 - Induced drag may be reduced by:
108 - The span-wise flow is caused by the difference between the air pressure on top and beneath the wing and its direction of movement goes from:
109 - The torque effect during the take-off run in respect of a right hand propeller, when viewed from behind, will tend to:
110 - In the transonic range lift will decrease at the shock stall due to the
111 - The unit of density is:
112 - In a twin engine jet aeroplane (engines mounted below the low wings) the thrust is suddenly increased. Which elevator deflection will be required to maintain the pitching moment zero?
113 - An aeroplane has a stall speed of 78 KCAS at its gross weight of 6850 lbs. What is the stall speed when the weight is 5000 lbs?
114 - An aeroplane accelerates from 80 KT to 160 KT at a load factor equal to 1. The induced drag coefficient (i) and the induced drag (ii) alter with the following factors:
115 - When flaps are extended in a straight and level flight at constant IAS, the lift coefficient will eventually:
116 - An example of differential aileron deflection during initiation of left turn is:
117 - Which point shown in the figure corresponds with CL for minimum horizontal flight speed?
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118 - The manoeuvre stability of a large jet transport aeroplane is 280 N / g. What stick force is required, if the aeroplane is pulled to the limit manoeuvring load factor from a trimmed horizontal straight and steady flight? (cruise configuration)
119 - Entering the stall the centre of pressure of a straight (1) wing and of a strongly swept back wing (2) will:
120 - What is the effect of high aspect ratio of an aeroplane's wing on induced drag?
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