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Exam simulation Mass and Balance - ATPL - Airline Transport Pilot license

Exam simulation ATPL Mass and Balance 120 questions on 120 minutes

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1 - The Take-off Mass of an aeroplane is 66700 kg which includes a traffic load of 14200 kg and a usable fuel load of 10500 kg. If the standard mass for the crew is 545 kg the Dry Operating Mass is:
2 - An aeroplane must be re-weighed at certain intervals. Where an operator uses 'fleet masses' and provided that changes have been correctly documented, this interval is
3 - The flight preparation of a turbojet aeroplane provides the following data: Take-off runway limitation: 185 000 kg. Landing runway limitation: 180 000 kg. Planned fuel consumption: 11 500 kg. Fuel already loaded on board the aircraft: 20 000 kg. Knowing that: Maximum take-off mass (MTOM): 212 000 kg. Maximum landing mass (MLM): 174 000 kg. Maximum zero fuel mass (MZFM): 164 000 kg. Dry operating mass (DOM): 110 000 kg. The maximum cargo load that the captain may decide to load on board is:
4 - The actual 'Take-off Mass' is equivalent to:
5 - The centre of gravity of a body is that point
6 - Allowed traffic load is the difference between:
7 - If nose wheel moves aft during gear retraction, how will this movement affect the location of the centre of gravity (CG) on the aircraft?
8 - An aircraft basic empty mass is 3000 kg. The maximum take-off, landing, and zero-fuel mass are identical, at 5200 kg. Ramp fuel is 650 kg, the taxi fuel is 50 kg. The maximum traffic load is:
9 - The maximum quantity of fuel that can be loaded into an aircraft's tanks is given as 2200 l. If the fuel density (specific gravity) is given as 0.79 the mass of fuel which may be loaded is:
10 - If an aeroplane is at a higher mass than anticipated, for a given airspeed the angle of attack will
11 - When considering the effects of increased mass on an aeroplane, which of the following is true?
12 - Given that:- Maximum structural take-off mass: 146 000 kg- Maximum structural landing mass: 93 900 kg- Maximum zero fuel mass: 86 300 kg- Trip fuel: 27 000 kg- Taxi fuel: 1 000 kg- Contingency fuel: 1350 kg- Alternate fuel: 2650 kg- Final reserve fuel: 3000 kg. The actual TOM can never be higher than:
13 - The maximum mass to which an aeroplane may be loaded, prior to engine start, is:
14 - An aircraft may be weighed
15 - A load placed aft of the datum:
16 - 'Standard Mass' as used in the computation of passenger load establish the mass of a child as
17 - With respect to multi-engine piston powered aeroplane, determine the ramp mass (lbs) in the following conditions: Basic empty mass: 3 210 lbs Basic arm: 88.5 Inches. One pilot: 160 lbs. Front seat passenger: 200 lbs. Centre seat passengers: 290 lbs. One passenger rear seat: 110 lbs. Baggage in zone 1: 100 lbs. Baggage in zone 4: 50 lbs. Block fuel: 100 US Gal. Trip fuel: 55 US Gal. Fuel for start up and taxi (included in block fuel): 3 US Gal. Fuel density: 6 lbs/US Gal.
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18 - An additional baggage container is loaded into the aft cargo compartment but is not entered into the load and trim sheet. The aeroplane will be heavier than expected and calculated take-off safety speeds
19 - Where is the centre of gravity of the aeroplane in the diagram?
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20 - Given are the following information at take-off ____________________________________________________________ STATION....................MASS (kg)....ARM (cm)....MOMENT (kgcm) ____________________________________________________________ Basic Empty Condition...12045.........+30......+361350 Crew..................................145........-160.......-23200 Freight (1)..........................570.......+200......+114000 Freight (2)..........................410..........-40.......-16400 Fuel.................................6045...........-8.......-48360 Given that the flight time is 2 h and the estimated fuel flow will be 1050 litres per h. The specific density of fuel is 0.79. The 'Freight (2)' will be dropped during flight within the scope of a rescue action. Calculate the CG position at landing.
21 - The distance from the datum to the Centre of Gravity of a mass is known as
22 - On an aeroplane without central fuel tank, the maximum Zero Fuel Mass is related to:
23 - The Maximum Zero Fuel Mass is the mass of the aeroplane with no usable fuel on board. It is a limitation which is:
24 - A jet transport has the following structural limits:-Maximum Ramp Mass: 63 060 kg-Maximum Take-off Mass: 62 800 kg-Maximum Landing Mass: 54 900 kg-Maximum Zero Fuel Mass: 51 300 kg. The aeroplane's fuel is loaded in accordance with the following requirements:-Taxi fuel: 400 kg. -Trip fuel: 8400 kg. -Contingency & final reserve fuel: 1800 kg. -Alternate fuel: 1100 kg. If the Dry Operating Mass is 34930 kg, determine the maximum traffic load that can be carried on the flight if departure and landing airfields are not performance limited.
25 - What determines the longitudinal stability of an aeroplane?
26 - An aircraft is weighed prior to entry into service. Who is responsible for deriving the Dry Operational Mass from the weighed mass by the addition of the 'operational items'?
27 - The maximum zero fuel mass is a mass limitation for the:
28 - From the loading manual for the transport aeroplane, the aft cargo compartment has a maximum total load of:
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29 - For the purpose of aeroplane mass and balance calculations, the datum point is defined as:
30 - For the purpose of completing the Mass and Balance documentation, the Dry Operating Mass is defined as:
31 - In order to provide an adequate 'buffet boundary' at the commencement of the cruise a speed of 1.3 Vs is used. At a mass of 120000 kg this is a CAS of 180 KT. If the mass of the aeroplane is increased to 135000 kg the value of 1.3 Vs will be:
32 - If individual masses are used, the mass of an aircraft must be determined prior to initial entry into service and thereafter
33 - The floor of the main cargo hold is limited to 4000 N/m². It is planned to load a cubic container each side of which measures 0.5 m. Its maximum gross mass must not exceed: (assume g = 10 m/s²)
34 - By adding to the basic empty mass the following fixed necessary equipment for a specific flight (catering, safety and rescue equipment, fly away kit, crew), we get:
35 - The Maximum Zero Fuel Mass is a structural limiting mass. It is made up of the aeroplane Dry Operational mass plus
36 - With respect to a single-engine piston powered aeroplane, determine the zero fuel moment (lbs. In./100) in the following conditions: Basic Empty Mass: 2415 lbs. Arm at Basic Empty Mass: 77,9 In. Cargo Zone A: 350 lbs. Baggage Zone B: 35 lbs. Pilot and front seat passenger: 300 lbs (total)
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37 - On an aeroplane with 20 or more seats engaged on an inter-continental flight, the 'standard mass' which may be used for passenger baggage is
38 - The maximum load per running metre of an aircraft is 350 kg / m. The width of the floor area is 2 metres. The floor strength limitation is 300 kg per square metre. Which one of the following crates (length x width x height) can be loaded directly on the floor?
39 - When has the centre of gravity to be computed?
40 - Which of the following is most likely to affect the range of centre of gravity positions on an aeroplane?
41 - The responsibility for determination of the mass of 'operating items' and 'crew members' included within the Dry Operating Mass lies with
42 - Which one of the following is correct?
43 - The maximum quantity of fuel that can be loaded into an aircraft's tanks is given as 400 US Gallons. If the fuel density (specific gravity) is given as 0.79 the mass of fuel which may be loaded is:
44 - The centre of gravity location of the aeroplane is normally computed along the:
45 - The weight of an aircraft, which is in level non accelerated flight, is said to act
46 - A revenue flight is to be made by a jet transport. The following are the aeroplane's structural limits:-Maximum Ramp Mass: 69 900 kg-Maximum Take-off Mass: 69 300 kg-Maximum Landing Mass: 58 900 kg-Maximum Zero Fuel Mass: 52 740 kgTake-off and landing masses are not performance limited. Dry Operating Mass: 34 930 kgTrip Fuel: 11 500 kg Taxi Fuel: 250 kgContingency & final reserve fuel: 1 450 kg Alternate Fuel: 1 350 kg. The maximum traffic load that can be carried is:
47 - The mass of an aircraft is 1950 kg. If 450 kg is added to a cargo hold 1.75 metres from the loaded centre of gravity (cg). The loaded cg will move:
48 - Traffic load is the difference between:
49 - The total mass of an aircraft is 9000 kg. The centre of gravity (cg) position is at 2.0 m from the datum line. The aft limit for cg is at 2.1 m from the datum line. What mass of cargo must be shifted from the front cargo hold (at 0.8 m from the datum) to the aft hold (at 3.8 m), to move the cg to the aft limit?
50 - The term 'Maximum Zero Fuel Mass' consist of:
51 - The floor limit of an aircraft cargo hold is 5000 N/m². It is planned to load-up a cubic container measuring 0,4 m of side. Its maximum gross mass must not exceed: (assume g = 10 m/s²)
52 - The Dry Operating Mass includes:
53 - The maximum certificated take-off mass is:
54 - Given the following data calculate the CG as a %MAC when 12000N of last minute cargo is added to a hold 10m from the datum: AUM 460000N. LEMac 14m from datum. MAC 4.6m. Current CG 15.4m from datum
55 - A jet aeroplane, with the geometrical characteristics shown in the appendix, has a take-off weight (W) of 460 000 N and a centre of gravity (point G on annex) located at 15.40 m from the zero reference point. At the last moment the station manager has 12 000 N of freight added in the forward compartment at 10 m from the zero reference point. The final location of the centre of gravity, calculated in percentage of mean aerodynamic chord AB (from point A), is equal to:
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56 - On an aeroplane with a seating capacity of more than 30, it is decided to use standard mass values for computing the total mass of passengers. If the flight is not a holiday charter, the mass value which may be used for an adult is
57 - The Basic Empty Mass is 4800 kg, the Dry Operating Mass is 5050 kg and the Zero Fuel Mass is 6210 kg. If the take-off mass is 8010 kg the useful load is:
58 - Given are:- Maximum structural take-off mass: 72 000 kg- Maximum structural landing mass: 56 000 kg- Maximum zero fuel mass: 48 000 kg- Taxi fuel: 800 kg- Trip fuel: 18 000 kg- Contingency fuel: 900 kg- Alternate fuel: 700 kg- Final reserve fuel: 2 000 kg. The actual take-off mass can never be higher than:
59 - Given: Maximum structural take-off mass= 146 900 kg Maximum structural landing mass= 93 800 kg Maximum zero fuel mass= 86 400 kg. Trip fuel= 27 500 kg. Block fuel= 35 500 kg. Engine starting and taxi fuel = 1 000 kg. The maximum take-off mass is equal to:
60 - Contrary to the loading sheet forecasts you have: Cargo compartment 1: empty. Cargo compartment 2: 1000 kg. Cargo compartment 3: 3000 kg. Cargo compartment 4: 2000 kg. Cargo compartment 5: 1000 kg. Passengers in compartment OA: 20. Passengers in compartment OB: 20. Passengers in compartment OC: 30. The take-off centre of gravity in MAC % (Mean Aerodynamic Chord), will be located at:
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61 - With respect to aeroplane loading in the planning phase, which of the following statements is always correct? LM = Landing Mass. TOM = Take-off Mass. MTOM = Maximum Take-off Mass. ZFM = Zero Fuel Mass. MZFM = Maximum Zero Fuel Mass. DOM = Dry Operating Mass
62 - The centre of gravity of an aeroplane is at 25% of the Mean Aerodynamic Chord. This means that the centre of gravity of the aeroplane is situated at 25% of the length of:
63 - Mass for individual passengers (to be carried on an aircraft) may be determined from a verbal statement by or on behalf of the passengers if the number of
64 - An aeroplane with a two wheel nose gear and four main wheels rests on the ground with a single nose wheel load of 500 kg and a single main wheel load of 6000 kg. The distance between the nose wheels and the main wheels is 10 m. How far is the centre of gravity in front of the main wheels?
65 - At the flight preparation stage, the following parameters in particular are available for determining the mass of the aircraft: 1- Dry operating mass 2- Operating mass. Which statement is correct:
66 - A pallet having a freight platform which measures 200 cm x 250 cm has a total mass of 300 kg. The pallet is carried on two ground supports each measuring 20 cm x 200 cm. Using the loading manual for the transport aeroplane, calculate how much mass may be added to, or must be off loaded from, the pallet in order for the load intensity to match the maximum permitted distribution load intensity for lower deck forward cargo compartment.
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67 - In calculations with respect to the position of the centre of gravity a reference is made to a datum. The datum is
68 - Traffic Load is the:
69 - The maximum quantity of fuel that can be loaded into an aircraft's tanks is given as 3800 US Gallons. If the fuel density (specific gravity) is given as 0.79 the mass of fuel which may be loaded is:
70 - The Traffic Load is defined as:
71 - The Maximum Taxi (Ramp) Mass is governed by:
72 - The maximum zero-fuel mass: 1- is a regulatory limitation 2- is calculated for a maximum load factor of +3.5 g 3- is based on the maximum permissible bending moment at the wing root 4- is defined on the assumption that fuel is consumed from the outer wings tank first 5- is defined on the assumption that fuel is consumed from the centre wing tank first The combination of correct statements is:
73 - The operating mass of an aeroplane is:
74 - When the centre of gravity is at the forward limit, an aeroplane will be:
75 - For a particular aeroplane, the structural maximum mass without any fuel on board, other than unusable quantities, is:
76 - Considering only structural limitations, on long distance flights (at the aeroplane's maximum range), the traffic load is normally limited by:
77 - An aeroplane is performance limited to a landing mass of 54230 kg. The Dry Operating Mass is 35000 kg and the zero fuel mass is 52080 kg. If the take-off mass is 64280 kg the useful load is
78 - Just prior to departure, you accept 10 passengers additional on board who will be seated in 'compartment OC' and you have 750 kg unloaded from cargo compartment 5. The take-off centre of gravity in MAC % (Mean Aerodynamic Chord) will be located at:
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79 - Length of the mean aerodynamic chord = 1 m Moment arm of the forward cargo: -0,50 m Moment arm of the aft cargo: + 2,50 m. The aircraft mass is 2 200 kg and its centre of gravity is at 25% MAC. To move the centre of gravity to 40%, which mass has to be transferred from the forward to the aft cargo hold?
80 - Given: Total mass: 7500 kg. Centre of gravity (cg) location station: 80.5. Aft CG limit station: 79.5. How much cargo must be shifted from the aft cargo compartment at station 150 to the forward cargo compartment at station 30 in order to move the cg location to the aft limit?
81 - In cruise flight, a centre of gravity moving aft will:
82 - The operator of an aircraft equipped with 50 seats uses standard masses for passengers and baggage. During the preparation of a scheduled flight a group of passengers present themselves at the check-in desk, it is apparent that even the lightest of these exceeds the value of the declared standard mass.
83 - Given: Maximum structural take-off mass: 7400 kg Maximum structural landing mass: 7400 kg Zero Fuel Mass: 5990 kg. Taxi Fuel: 15 kg. Contingency Fuel: 110 kg. Alternate Fuel: 275 kg. Final Reserve Fuel: 250 kg. Trip Fuel: 760 kg. The expected Landing Mass at destination will be:
84 - The zero fuel mass of an aeroplane is always:
85 - The BEM of an aircraft is 30000 kg. Given the following data calculate the DOM: Catering = 300 kg. Crew = 600 kg. Trip Fuel = 1200 kg. Unusable Fuel = 30 kg. Traffic Load = 2500 kg
86 - For a given configuration, the stall speed of an aeroplane will be highest when loaded:
87 - At maximum certificated take-off mass an aeroplane departs from an airfield which is not limiting for either take-off or landing masses. During initial climb the number one engine suffers a contained disintegration. An emergency is declared and the aeroplane returns to departure airfield for an immediate landing. The most likely result of this action will be
88 - An aeroplane is loaded with its centre of gravity towards the rear limit. This will result in:
89 - In determining the Dry Operating Mass of an aeroplane it is common practice to use 'standard mass' values for crew. These values are
90 - While making mass and balance calculation for a particular aircraft, the term 'Basic Empty Mass' applies to the sum of airframe, engine(s), fixed ballast plus
91 - What are the standard masses used for crew?
92 - Refer to CAP 696 Fig. 4.11:At the maximum landing mass the range of safe CG positions, as determined from the appropriate graph in the loading manual, is:
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93 - The empty mass of an aeroplane is given as 44800 kg. Operational items (including crew standard mass of 1060 kg) are 2300 kg. If the maximum zero fuel mass is given as 65500 kg, the maximum traffic load which could be carried is:
94 - The datum used for balance calculations is:
95 - In relation to an aircraft, the term ' Basic Empty Mass' includes the mass of the aircraft structure complete with its powerplants, systems, furnishings and other items of equipment considered to be an integral part of the particular aircraft configuration. Its value is
96 - The moment for an item is
97 - The Basic Empty Mass is 4960 kg, the Dry Operating Mass is 5220 kg and the Zero Fuel Mass is 6040 kg. If the take-off mass is 7630 kg the useful load is
98 - An aeroplane is to depart from an airfield at a take-off mass of 302550 kg. Fuel on board at take-off (including contingency and alternate of 19450 kg) is 121450 kg. The Dry Operating Mass is 161450 kg. The useful load will be
99 - If the centre of gravity is near the forward limit the aeroplane will:
100 - An aeroplane is to depart from an airfield where the performance limited take-off mass is 89200 kg. Certificated maximum masses are as follows: Ramp (taxi) mass 89930 kg Maximum Take-off mass 89430 kg Maximum Landing mass 71520 kg Actual Zero fuel mass 62050 kg Fuel on board at ramp: Taxi fuel 600 kg Trip fuel 17830 kg. Contingency, final reserve and alternate 9030 kg. If the Dry Operating Mass is 40970 kg the traffic load that can be carried on this flight is
101 - Longitudinal CG location can be expressed:
102 - To measure the mass and CG-position of an aircraft, it should be weighed with a minimum of:
103 - What effect has a centre of gravity close to the most forward limit?
104 - Calculate the centre of gravity in % MAC (mean aerodynamic chord) with following data: Distance datum - centre of gravity: 12.53 m. Distance datum - leading edge: 9.63 m Length of MAC: 8 m
105 - The mass displacement caused by landing gear extension:
106 - Aeroplane Dry Operating mass 85000 kg Performance limited take-off mass 127000 kg Performance limited landing mass 98500 kg Maximum zero fuel mass 89800 kg. Fuel requirements for flight - Trip fuel 29300 kg. Contingency and final reserve fuel 3600 kg. Alternate fuel 2800 kg. The maximum traffic load that can be carried on this flight is:
107 - Moment (balance) arms are measured from a specific point to the body station at which the mass is located. That point is known as
108 - Conversion of fuel volume to mass
109 - At a given mass the CG position is at 15% MAC. If the leading edge of MAC is at a position 625.6 inches aft of the datum and the MAC is given as 134.5 inches determine the position of the CG in relation to the datum.
110 - The total mass of an aeroplane is 145000 kg and the centre of gravity limits are between 4.7 m and 6.9 m aft of the datum. The loaded centre of gravity position is 4.4 m aft. How much mass must be transferred from the front to the rear hold in order to bring the out of limit centre of gravity position to the foremost limit:
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111 - To calculate a allowable take-off mass, the factors to be taken into account include:
112 - From the Loading Manual for the transport aeroplane, the maximum load that can be carried in that section of the aft cargo compartment which has a balance arm centroid at:
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113 - A load placed forward of the datum
114 - Aviation fuel F 34 has a density of 0.78 kg/l. What mass should be entered if 170 l are refuelled?
115 - An aeroplane is said to be 'neutrally stable'. This is likely to:
116 - Given: The take-off mass of an aircraft is 8470 kg. Total fuel on board is 1600 kg including 450 kg reserve fuel and 29 kg of unusable fuel The traffic load is 770 kg. What is the Zero Fuel Mass?
117 - A location in the aircraft which is identified by a number designating its distance from the datum is known as:
118 - Fuel loaded onto an aeroplane is 15400 kg but is erroneously entered into the load and trim sheet as 14500 kg. This error is not detected by the flight crew but they will notice that
119 - Comparing a forward CG position with an aft one, the forward cg position will cause a
120 - A mass of 500 kg is loaded at a station which is located 10 metres behind the present Centre of Gravity and 16 metres behind the datum. (Assume: g = 10 m/s²). The moment for that mass used in the loading manifest is:
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