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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 statement about a primary control surface controlled by a servo tab, is correct?
2 - When a strongly swept back wing stalls and the wake of the wing contacts the horizontal tail, the effect on the stall behaviour can be a(n):
3 - Which statement is correct? The lift to drag ratio determines the
4 - Which of the following statements about boundary layers is correct?
5 - Shock induced separation results in
6 - Induced drag at constant IAS is affected by:
7 - On a symmetrical aerofoil, the pitching moment for which CL = 0 is:
8 - 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?
9 - A "slat" is:
10 - Vortex generators:
11 - The function of the stick pusher is:
12 - 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:
13 - Which of the following situations leads to a decreasing stall speed (IAS)?
14 - Compared with an oblique shock wave at the same Mach number a normal shock wave has a
15 - Deflection of leading edge flaps will:
16 - The manoeuvrability of an aeroplane is best when the:
17 - When an aeroplane with the centre of gravity forward of the centre of pressure of the combined wing / fuselage is in straight and level flight, the vertical load on the tailplane will be:
18 - 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.
19 - 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:
20 - One advantage of a movable-stabilizer system compared with an elevator trim system is that:
21 - Excluding constants, the coefficient of induced drag (CDi) is the ratio of:
22 - Rolling is the rotation of the aeroplane about the:
23 - The lift force, acting on an aerofoil:
24 - The lift of an aeroplane of weight W in a constant linear climb with a climb angle (gamma) is approximately:
25 - The critical Mach Number of an aeroplane can be increased by:
26 - During landing of a low-winged jet aeroplane, the greatest elevator up deflection is normally required when the flaps are:
27 - An aeroplane is flying through the transonic range. As the Mach Number increases the centre of pressure of the wing will move aft. This movement requires:
28 - If the nose of an aeroplane yaws left, this causes:
29 - The critical Mach number for an aerofoil equals the free stream airfoil Mach number at which:
30 - If the continuity equation is applicable, what will happen to the air density (rho) if the cross sectional area of a tube changes? (low speed, subsonic and incompressible flow)
31 - Compared with level flight prior to the stall, the lift (1) and drag (2) in the stall change as follows:
32 - Which has the effect of increasing load factor? (all other relevant factors being constant)
33 - Gyroscopic precession of a propeller is induced by:
34 - Which of the following statements about the difference between Krueger flaps and slats is correct?
35 - Which kind of ''tab'' is commonly used in case of manual reversion of fully powered flight controls?
36 - Which of the following will reduce induced drag?
37 - An advantage of locating the engines at the rear of the fuselage, in comparison to a location beneath the wing, is:
38 - A jet aeroplane cruises buffet free at high constant altitude. Which type of stall can occur if this aeroplane decelerates during an inadvertent increase in load factor?
39 - The location of the centre of pressure of a positive cambered wing at increasing angle of attack will:
40 - Air passes a normal shock wave. Which of the following statements is correct?
41 - The point, where the single resultant aerodynamic force acts on an aerofoil, is called:
42 - Ground effect has the following influence on the landing distance:
43 - An engine failure can result in a windmilling (1) propeller and a feathered (2) propeller. Which statement about propeller drag is correct?
44 - In the transonic range the aeroplane characteristics are strongly determined by:
45 - Positive static stability of an aeroplane means that following a disturbance from the equilibrium condition:
46 - The application of the area rule on aeroplane design will decrease the
47 - VA is:
48 - The unit of measurement of pressure is:
49 - Which combination of design features is known to be responsible for deep stall?
50 - 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 ...:
51 - The torque effect during the take-off run in respect of a right hand propeller, when viewed from behind, will tend to:
52 - The stalling speed in IAS will change according to the following factors:
53 - The bank angle in a rate-one turn depends on:
54 - The Mach-trim function is installed on most commercial jets in order to minimize the adverse effects of:
55 - Interference drag is the result of:
56 - The bow wave will first appear at:
57 - An aeroplane performs a steady horizontal turn with a TAS of 200 KT. The turn radius is 2000m. The load factor (n) is approximately:
58 - Assuming ISA conditions, climbing at a constant Mach Number up to FL 350 the TAS will:
59 - Which statement is correct? I. Propeller gyroscopic effect occurs during aeroplane yaw changes. II. Propeller gyroscopic effect is most noticeable during low speed flight at high propeller RPM.
60 - Mcrit is the free stream Mach Number at which:
61 - Static pressure acts:
62 - During the retraction of the flaps at a constant angle of attack the aeroplane starts to (all other factors of importance being constant):
63 - Load factor is:
64 - 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:
65 - Positive static longitudinal stability means that a:
66 - In case of supersonic flow retarded by a normal shock wave a high efficiency (low loss in total pressure) can be obtained if the Mach number in front of the shock is
67 - Which of the following statements about the stall of a straight wing aeroplane is correct?
68 - The diagram shows the parameter X versus TAS. If a horizontal flight is considered the axis X shows
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69 - 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)
70 - An aeroplane performs a straight and level horizontal flight at the same angle of attack at two different altitudes. (all other factors of importance being constant, assume ISA conditions and no compressibility effects)
71 - The polar curve of an aerofoil is a graphic relation between:
72 - When Fowler type trailing edge flaps are extended at a constant angle of attack, the following changes will occur:
73 - Which type of flap is shown in the picture?
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74 - The effect on static stability of an aeroplane with a high wing as compared to a low wing is:
75 - A jet transport aeroplane exhibits pitch up when thrust is suddenly increased from an equilibrium condition, because the thrust line is below the:
76 - Increasing air density will have the following effect on the drag of a body in an airstream (angle of attack and TAS are constant):
77 - Which statement is correct regarding a shockwave on a lift generating wing?
78 - The angle of attack of a wing profile is defined as the angle between:
79 - Which aeroplane design has the highest probability of a super stall?
80 - What is the most effective flap system?
81 - 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)
82 - Which one of the bodies in motion (all bodies have the same cross section area) will have lowest drag?
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83 - The stall speed in a 60° banked turn increases by the following factor:
84 - Which of the following wing planforms produces the lowest induced drag? (all other relevant factors constant)
85 - The aerodynamic contribution to the static longitudinal stability of the nacelles of aft fuselage mounted engines is:
86 - Drag is in the direction of - and lift is perpendicular to the:
87 - How does positive camber of an aerofoil affect static longitudinal stability?
88 - 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?
89 - In straight and level flight, as speed is increased:
90 - What will happen in ground effect?
91 - The use of a slot in the leading edge of the wing enables the aeroplane to fly at a slower speed because:
92 - Compared with the clean configuration, the angle of attack at CLmax with trailing edge flaps extended is:
93 - An aeroplane exhibits static longitudinal stability, if, when the angle of attack changes:
94 - In straight and level flight, as speed is reduced:
95 - The continuity equation states: If the area of a tube is increasing, the speed of the subsonic and incompressible flow inside is
96 - With increasing altitude and constant IAS the static lateral stability (1) and the dynamic lateral/directional stability (2) of an aeroplane with swept-back wing will:
97 - In a steady level, co-ordinated turn, the load factor n and the stalling speed VS will be:
98 - For a fixed-pitch propeller in flight at a given TAS, the blade angle of attack will:
99 - 'Tuck under' is:
100 - The pitching moment versus angle of attack line in the diagram, which corresponds to a CG located at the neutral point of of a given aeroplane at low and moderate angles of attack is:
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101 - Assuming ISA conditions, which statement with respect to the climb is correct?
102 - Which statement is correct about a normal shock wave?
103 - When 'spoilers' are used as speed brakes:
104 - In what way do (1) induced drag and (2) parasite drag alter with increasing speed in straight and level flight?
105 - The SI units of air density (I) and force (II) are:
106 - The angle of attack for a propeller blade is the angle between the blade chord line and the:
107 - A slotted flap will increase the CLmax by:
108 - The (subsonic) static pressure:
109 - During a phugoid the speed:
110 - The difference between IAS and TAS will:
111 - The aerofoil polar is:
112 - Which of the following statements about the spin is correct?
113 - Positive static lateral stability is the tendency of an aeroplane to:
114 - Which statement is correct in respect of CL and angle of attack?
115 - Increasing the number of propeller blades will:
116 - After the transition point between the laminar and turbulent boundary layer
117 - The maximum acceptable cruising altitude is limited by a minimum acceptable loadfactor because exceeding that altitude:
118 - High speed buffet is induced by
119 - Constant-speed propellers provide a better performance than fixed-pitch propellers because they:
120 - The following factors increase stall speed:
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