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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 - When considering the effects of increased mass on an aeroplane, which of the following is true?
2 - Which one of the following is correct?
3 - What effect has a centre of gravity close to the most forward limit?
4 - Which is true of the aircraft basic empty mass?
5 - 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:
6 - 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:
7 - The reference about which centre of gravity moments are taken is the
8 - Considering only structural limitations, on long distance flights (at the aeroplane's maximum range), the traffic load is normally limited by:
9 - 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:
10 - In calculations with respect to the position of the centre of gravity a reference is made to a datum. The datum is
11 - In mass and balance calculations which of the following describes the datum?
12 - An aeroplane is said to be 'neutrally stable'. This is likely to:
13 - 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
14 - 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.
15 - On an aeroplane without central fuel tank, the maximum Zero Fuel Mass is related to:
16 - In cruise flight, a centre of gravity moving aft will:
17 - When establishing the mass breakdown of an aeroplane, the empty mass is defined as the sum of the:
18 - What determines the longitudinal stability of an aeroplane?
19 - 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:
20 - The mass of an item multiplied by its distance from the datum is its
21 - The maximum mass to which an aeroplane may be loaded, prior to engine start, is:
22 - 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?
23 - The empty mass of an aircraft is recorded in
24 - 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.
25 - Longitudinal CG location can be expressed:
26 - The datum used for balance calculations is:
27 - 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?
28 - The centre of gravity is the
29 - 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?
30 - 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?
31 - An aeroplane is loaded with its centre of gravity towards the rear limit. This will result in:
32 - An aeroplane is weighed and the following recordings are made: nose wheel assembly scale 5330 kgleft main wheel assembly scale 12370 kg right main wheel assembly scale 12480 kgIf the 'operational items' amount to a mass of 1780 kg with a crew mass of 545 kg, the empty mass, as entered in the weight schedule, is
33 - The Maximum Taxi (Ramp) Mass is governed by:
34 - To measure the mass and CG-position of an aircraft, it should be weighed with a minimum of:
35 - The maximum certificated take-off mass is:
36 - When has the centre of gravity to be computed?
37 - 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
38 - The moment for an item is
39 - If the centre of gravity is near the forward limit the aeroplane will:
40 - The centre of gravity of an aircraft
41 - The term 'Maximum Zero Fuel Mass' consist of:
42 - For the medium range transport aeroplane, from the loading manual, determine the maximum total volume of fuel which can be loaded into the main wing tanks. (Fuel density value 0.78)
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43 - The crew of a transport aeroplane prepares a flight using the following data:- Dry operating mass: 90 000 kg- Block fuel: 30 000 kg- Taxi fuel: 800 kg- Maximum take-off mass: 145 000 kg The traffic load available for this flight is:
44 - 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
45 - The weight of an aircraft, which is in level non accelerated flight, is said to act
46 - 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
47 - Assuming gross mass, altitude and airspeed remain unchanged, movement of the centre of gravity from the forward to the aft limit will cause:
48 - 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
49 - For the purpose of aeroplane mass and balance calculations, the datum point is defined as:
50 - 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:
51 - An aeroplane's weighing schedule indicates that the empty mass is 57320 kg. The nominal Dry Operating Mass is 60120 kg and the Maximum Zero Fuel Mass is given as 72100 kg. Which of the following is a correct statement in relation to this aeroplane?
52 - 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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53 - Given a maximum floor loading intensity of 650 kg per square metre, what is the maximum mass of a package that can be safely supported on a pallet measuring 80 cm by 80 cm?
54 - Knowing that: Dry operating mass: 110000 kg. Basic index: 119.1. Number of passengers: 185 distributed as shown in the annex (75 kg per PAX). Cargo load + luggage: 14000 kg distributed as shown in the annex. Fuel: 42000 kg (Fuel shift -20). Stages (1) to (7) and (11) having already been calculated, the centre of gravity in % MAC (Mean Aerodynamic Chord) at take-off is located at:
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55 - The Maximum Zero Fuel Mass is a structural limiting mass. It is made up of the aeroplane Dry Operational mass plus
56 - Overloading has the following effects on performance:
57 - Prior to departure an aircraft is loaded with 16500 litres of fuel at a fuel density of 780 kg/m3. This is entered into the load sheet as 16500 kg and calculations are carried out accordingly. As a result of this error, the aircraft is
58 - The take-off mass of an aeroplane is 117 000 kg, comprising a traffic load of 18 000 kg and fuel of 46 000 kg. What is the dry operating mass?
59 - The term 'useful load' as applied to an aircraft includes
60 - An aeroplane, which is scheduled to fly an oceanic sector, is due to depart from a high altitude airport in the tropics at 1400 local time. The airport has an exceptionally long runway. Which of the following is most likely to be the limiting factor(s) in determining the take-off mass?
61 - The Maximum Zero Fuel Mass is the mass of the aeroplane with no usable fuel on board. It is a limitation which is:
62 - A load placed forward of the datum
63 - The actual 'Take-off Mass' is equivalent to:
64 - 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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65 - The loaded centre of gravity (cg) of an aeroplane is 713 mm aft of datum. The mean aerodynamic chord lies between station 524 mm aft and 1706 mm aft. The cg expressed as% MAC (mean aerodynamic chord) is:
66 - 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:
67 - 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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68 - What are the standard masses used for crew?
69 - During take-off you notice that, for a given elevator input, the aeroplane rotates much more rapidly than expected. This is an indication that:
70 - 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:
71 - 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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72 - The take-off mass of an aeroplane is 141000 kg. Total fuel on board is 63000 kg including 14000 kg reserve fuel and 1000 kg of unusable fuel. The traffic load is 12800 kg. The zero fuel mass is:
73 - 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.
74 - To calculate a allowable take-off mass, the factors to be taken into account include:
75 - 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)
76 - 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:
77 - Which of the following corresponds to zero fuel mass?
78 - 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:
79 - Comparing a forward CG position with an aft one, the forward cg position will cause a
80 - 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
81 - If individual masses are used, the mass of an aircraft must be determined prior to initial entry into service and thereafter
82 - 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
83 - 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
84 - Given: Standard Empty Mass 1764 lbs. Optional Equipment 35 lbs. Pilot + Passenger 300 lbs. Cargo 350 lbs. Ramp Fuel ( Block Fuel) 60 Gal. Trip Fuel 35 Gal. Taxi Fuel 1.7 Gal. Final Reserve Fuel 18 Gal. Fuel density 6 lbs/Gal. Determine the expected landing mass.
85 - For the purpose of completing the Mass and Balance documentation, the Operating Mass is considered to be Dry Operating Mass plus
86 - Loads must be adequately secured in order to:
87 - For the purpose of completing the Mass and Balance documentation, the Dry Operating Mass is defined as:
88 - 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:
89 - 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
90 - 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)
91 - 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?
92 - A flight benefits from a strong tail wind which was not forecast. On arrival at destination a straight in approach and immediate landing clearance is given. The landing mass will be higher than planned and
93 - 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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94 - The Dry Operating Mass is the total mass of the aircraft ready for a specific type of operation but excluding
95 - 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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96 - 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:
97 - Given the following data how much cargo must be moved from the forward hold to the aft hold to achieve a CG at 33% MAC?AUM 200000kg. Forward Hold Cargo 6500kg. Aft hold Cargo 4000kg. Distance between holds 10m. Current CG: 30%MAC. MAC 4.6m
98 - From the loading manual for the transport aeroplane, the aft cargo compartment has a maximum total load of:
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99 - Dry Operating Mass is the mass of the aircraft less
100 - Conversion of fuel volume to mass
101 - The mass displacement caused by landing gear extension:
102 - 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:
103 - When the centre of gravity is at the forward limit, an aeroplane will be:
104 - An aircraft may be weighed
105 - In determining the Dry Operating Mass of an aeroplane it is common practice to use 'standard mass' values for crew. These values are
106 - Given: Total mass 2900 kg. Centre of gravity (cg) location station: 115. Aft CG limit station: 116. The maximum mass that can be added at station 130 is:
107 - 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:
108 - The centre of gravity of a body is that point
109 - 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.
110 - A location in the aircraft which is identified by a number designating its distance from the datum is known as:
111 - If nose wheel moves aft during gear retraction, how will this movement affect the location of the centre of gravity (CG) on the aircraft?
112 - The responsibility for determination of the mass of 'operating items' and 'crew members' included within the Dry Operating Mass lies with
113 - 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
114 - If an aeroplane is at a higher mass than anticipated, for a given airspeed the angle of attack will
115 - 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
116 - 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:
117 - The zero fuel mass of an aeroplane is always:
118 - 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
119 - 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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120 - The standard mass for a child is
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