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Question 80-1 : The empty mass of an aircraft as given in the weighing schedule is 61300 kg .the operational items including crew is given as a mass of 2300 kg .if the take off mass is 132000 kg including a useable fuel quantity of 43800 kg the useful load is ? [ Exam pilot ]

68400 kg

Useful load = the mass of the aircraft including everything and everyone contained within it at the commencement of take off the total mass of an aircraft ready for a specific type of operation excluding all usable fuel and traffic load ..useful load = take off mass dry operating mass = 132000 kg 63600 kg = 68400kg.for information the dry operating mass includes items such as . crew and crew baggage . catering and removable passenger service equipment food beverages potable water lavatory chemicals etc . special operational equipment e g stretchers rescue hoist cargo sling

Question 80-2 : The following data applies to an aeroplane which is about to take off .certified maximum take off mass 141500 kg.performance limited take off mass 137300 kg.dry operating mass 58400 kg.crew and crew hand baggage mass 640 kg.crew baggage in hold 110 kg.fuel on board 60700 kg.from this data calculate ?

78900 kg

Useful load = the mass of the aircraft including everything and everyone contained within it at the commencement of take off the total mass of an aircraft ready for a specific type of operation excluding all usable fuel and traffic load .useful load = take off mass dry operating mass = 137300 kg 58400 kg = 78900 kg .for information the dry operating mass includes items such as . crew and crew baggage . catering and removable passenger service equipment food beverages potable water lavatory chemicals etc . special operational equipment e g stretchers rescue hoist cargo sling exemple 184 78900 kg.

Question 80-3 : 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 kg.the performance limited take off mass is 67 450kg and the ?

17 840 kg

Create a limitation table . 138.the maximum traffic load that can be carried is 17 840 kg

Question 80-4 : 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 kg .take off and landing mass are not performance limited .dry operating ?

17 810 kg

69300 kg t/o mass dom all the fuel you have on board you only used the taxi fuel = 20070 kg avaiable for traffic load..58900 kg landing mass dom the fuel you will have on board you used taxi and trip fuel = 21170 kg avaiable for traffic load..52740 kg zfm dom you don't have fuel = 17810 kg avaiable for traffic load..anything above 17810 kg will therefore exceed zfm but will keep the other two within limits so that is your answer exemple 192 17 810 kg.

Question 80-5 : 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 kg.take off and landing mass are not performance limited .dry operating ?

17 840 kg

Img138.the maximum traffic load that can be carried is 17 840 kg exemple 196 17 840 kg.

Question 80-6 : The following data is extracted from an aeroplane's loading manifest .performance limited take off mass 93500 kg.expected landing mass at destination 81700 kg.maximum certificated landing mass 86300 kg.fuel on board 16500 kg.during the flight a diversion is made to an en route alternate which is ?

Is 87300 kg and excess structural stress could result

Fuel on board fuel remaining at landing = 16500 kg 10300 kg = 6200 kg .we only have one mass given for take off the performance limited take off mass thus the landing mass will be .93500 kg 6200 kg = 87300 kg and structural stress could result maximum certificated landing mass is 86300 kg exemple 200 Is 87300 kg and excess structural stress could result.

Question 80-7 : With respect to multi engine piston powered aeroplane determine the ramp mass lbs in the following conditions . basic empty mass 3210 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 ?

4720 lbs

You simply have to add .basic empty mass 3210 lbs.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 x 6 lbs = 600 lbs. .ramp mass 4720 lbs exemple 204 4720 lbs.

Question 80-8 : 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 ?

25 800 kg

Traffic load = take off mass dry operating mass fuel .traffic load = 145000 kg 90000 kg 29200 kg .traffic load = 25800 kg .block fuel includes taxi fuel .lined up for take off the 800 kg of fuel for taxi is assumed to have been used exemple 208 25 800 kg.

Question 80-9 : Determine the zero fuel mass for the following single engine aeroplane .given .standard empty mass 1799 lbs.pilot + front seat passenger 300 lbs.cargo mass 350 lbs.block fuel 60 gal .trip fuel 35 gal .fuel density 6 lbs/gal ?

2449 lbs

Zero fuel mass = the dry operating mass plus traffic load but excluding fuel .zero fuel mass = basic empty mass + pilot + front seat passenger + cargo mass.zero fuel mass = 1799 + 300 + 350 = 2449 lbs exemple 212 2449 lbs.

Question 80-10 : Given .standard empty mass 1764 lbs.optional equipment 35 lbs.pilot + front seat passenger 300 lbs.cargo mass 350 lbs.block fuel 60 gal .trip fuel 35 gal .taxi fuel 1 7 gal .fuel density 6 lbs/gal.determine the expected landing mass ?

2589 lbs

Take off mass = 1764 + 35 + 300 + 350 + 6x 60 1 7 = 2799 lbs.expected landing mass = 2799 6 x 35 = 2589 lbs exemple 216 2589 lbs.

Question 80-11 : The take off mass of an aeroplane is 66700 kg which includes a traffic load of 12500 kg and a usable fuel load of 10200 kg if the standard mass for the crew is 545 kg the dry operating mass is ?

44000 kg

Dry operating mass = take off mass traffic load usable fuel .dry operating mass = 66700 kg 12500 kg + 10200 kg = 44000 kg exemple 220 44000 kg.

Question 80-12 : The take off mass of an aeroplane is 8600 kg which includes a traffic load of 1890 kg and a usable fuel load of 1230 kg if the standard mass for the crew is 190 kg the dry operating mass is ?

5480 kg

Dry operating mass = take off mass traffic load usable fuel .dry operating mass = 8600 kg 1890 kg 1230 kg = 5480 kg..dry operating mass = the total mass of an aircraft ready for a specific type of operation excluding all usable fuel and traffic load .this mass includes items such as .+ crew and crew baggage .+ catering and removable passenger service equipment food beverages potable water lavatory chemicals etc .+ special operational equipment e g stretchers rescue hoist cargo sling exemple 224 5480 kg.

Question 80-13 : The loading for a flight is shown in the loadsheet with the following data applying to the aeroplane .maximum take off mass 150 000 kg.maximum landing mass 140 000 kg.centre of gravity cg limit forward 10 5 m aft of datum.aft 13 0 m aft of datum.estimated trip fuel 55 000 kg . 205 ?

Landing cg is out of limits at 10 17 m aft of datum

Img143.946000/93000 = 10 17 m exemple 228 Landing cg is out of limits at 10.17 m aft of datum.

Question 80-14 : Given an aeroplane with .maximum structural landing mass 68000 kg.maximum zero fuel mass 70200 kg.maximum structural take off mass 78200 kg.dry operating mass 48000 kg.scheduled trip fuel is 7000 kg and the reserve fuel is 2800 kg.assuming performance limitations are not restricting the maximum ?

75000 kg and 17200 kg

Img144.traffic load is 17200 kg .maximum take off mass = dry operating mass + fuel at take off + traffic load.maximum take off mass = 48000 + 9800 + 17200 = 75000 kg exemple 232 75000 kg and 17200 kg.

Question 80-15 : Dry operating mass is the mass of the aircraft less ?

Usable fuel and traffic load

Please download the following document used as a reference at the exam .pdf/031 mass definitions pdf exemple 236 Usable fuel and traffic load.

Question 80-16 : The total mass of the aircraft including crew crew baggage plus catering and removable passenger equipment plus potable water and lavatory chemicals but excluding usable fuel and traffic load is referred to as ?

Dry operating mass

exemple 240 Dry operating mass.

Question 80-17 : The responsibility for determination of the mass of 'operating items' and 'crew members' included within the dry operating mass lies with ?

The operator

exemple 244 The operator.

Question 80-18 : The dry operating mass is the total mass of the aircraft ready for a specific type of operation but excluding ?

Usable fuel and traffic load

Please download the following document used as a reference at the exam ./pdf/031 mass definitions pdf exemple 248 Usable fuel and traffic load.

Question 80-19 : 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 ?

42000 kg

Dry operating mass = take off mass traffic load usable fuel .dry operating mass = 66700 kg 14200 kg 10500 kg = 42000 kg..dry operating mass = the total mass of an aircraft ready for a specific type of operation excluding all usable fuel and traffic load .this mass includes items such as .+ crew and crew baggage .+ catering and removable passenger service equipment food beverages potable water lavatory chemicals etc .+ special operational equipment e g stretchers rescue hoist cargo sling exemple 252 42000 kg.

Question 80-20 : The maximum certificated taxi or ramp mass is that mass to which an aircraft may be loaded prior to engine start .it is ?

A fixed value which is listed in the flight manual

exemple 256 A fixed value which is listed in the flight manual.

Question 80-21 : The maximum mass to which an aeroplane may be loaded prior to engine start is ?

Maximum certificated taxi ramp mass

Please download the following document used as a reference at the exam./pdf/031 mass definitions pdf.this is takeoff mass plus taxi fuel i e weight of loaded aircraft before starting the engines exemple 260 Maximum certificated taxi (ramp) mass.

Question 80-22 : The zero fuel mass and the dry operating mass ?

Differ by the value of the traffic load mass

Please download the following document used as a reference at the exam ./pdf/031 mass definitions pdf exemple 264 Differ by the value of the traffic load mass.

Question 80-23 : A revenue flight is planned for the transport aeroplane take off mass is not airfield limited the following data applies .dry operating mass 34930 kg.performance limited landing mass 55000 kg.fuel on board at ramp . taxi fuel 350 kg. trip fuel 9730 kg. contingency and final reserve fuel 1200 kg. ?

4530 kg

Performance limited landing mass 55000 kg.dry operating mass 34930 kg.fuel at landing = 1200+1600 = 2800 kg.traffic load minus the cargo load = 130x84 + 130x14 = 12740 kg.so the amount of cargo you can still carry is = 55000 34930+2800+12740 = 55000 50470 = 4530 kg exemple 268 4530 kg.

Question 80-24 : 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 ?

18400 kg

Maximum traffic load = maximum zero fuel mass empty mass operational items.maximum traffic load = 65500 44800 2300 = 18400 kg exemple 272 18400 kg.

Question 80-25 : The maximum zero fuel mass is a structural limiting mass it is made up of the aeroplane dry operational mass plus ?

Traffic load

Zero fuel mass the dry operating mass plus traffic load but excluding fuel exemple 276 Traffic load.

Question 80-26 : 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 ?

79000 kg

The zero fuel mass includes unusable fuel .usable fuel on board = 63000 kg 1000 kg = 62000 kg .take off mass usable fuel = 141000 kg 62000 kg = 79000 kg exemple 280 79000 kg.

Question 80-27 : 'standard mass' as used in the computation of passenger load establish the mass of a child as ?

35 kg irrespective of age provided they occupy a seat

Eu ops . 153 exemple 284 35 kg irrespective of age provided they occupy a seat.

Question 80-28 : The maximum certificated take off mass is ?

A structural limit which may not be exceeded for any take off

The certificated take off mass is a structural limit whereas all other answers refer to a performance climb respectively field limited take off mass the structural limit is a fixed value which shall never be exceeded to avoid any damage to the aircraft structure the other limitations can vary depending on the performance and environment .maximum certified mass = structural limitation.maximum regulated mass = structural and performance limitation exemple 288 A structural limit which may not be exceeded for any take-off.

Question 80-29 : For a particular aeroplane the structural maximum mass without any fuel on board other than unusable quantities is ?

A fixed value which is stated in the aeroplane operating manual

exemple 292 A fixed value which is stated in the aeroplane operating manual.

Question 80-30 : 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 ?

84 kg

Eu ops . 153 exemple 296 84 kg.

Question 80-31 : The standard mass for a child is ?

35 kg for all flights

Eu ops . 153 exemple 300 35 kg for all flights.

Question 80-32 : 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 ?

15 kg per passenger

Eu ops 1 620 mass values for passengers and baggage. . f mass values for baggage.1 where the total number of passenger seats available on the aeroplane is 20 or more the standard mass values given in table 3 are applicable for each piece of checked baggage .for aeroplanes with 19 passenger seats or less the actual mass of checked baggage determined by weighing must be used . 155 exemple 304 15 kg per passenger.

Question 80-33 : The following data applies to a planned flight .dry operating mass 34900 kg performance limited take off mass 66300 kg performance limited landing mass 55200 kg maximum zero fuel mass 53070 kg .fuel required at ramp .taxy fuel 400 kg trip fuel 8600 kg contingency fuel 430 kg alternate fuel 970 kg ?

12700 kg

Create a limitation table . 154.3700 kg + trip fuel 8600 kg + taxy fuel 400 kg = 12700 kg may be safely loaded exemple 308 12700 kg.

Question 80-34 : In determining the dry operating mass of an aeroplane it is common practice to use 'standard mass' values for crew .these values are ?

Flight crew 85 kg cabin crew 75 kg each these are inclusive of a hand baggage allowance

Eu ops 1 615 mass values for crew. a an operator shall use the following mass values to determine the dry operating mass .1 actual masses including any crew baggage or.2 standard masses including hand baggage of 85 kg for flight crew members and 75 kg for cabin crew members or.3 other standard masses acceptable to the authority .b an operator must correct the dry operating mass to account for any additional baggage the position of this additional baggage must be accounted for when establishing the centre of gravity of the aeroplane exemple 312 Flight crew 85 kg, cabin crew 75 kg, each. these are inclusive of a hand baggage allowance.

Question 80-35 : The medium range jet transport aeroplane is to operate a flight carrying the maximum possible fuel load .departure airfield performance limited take off mass 60 400 kg .landing airfield not performance limited.dry operating mass 34930 kg.fuel required for flight .taxi fuel 715 kg.trip fuel 8600 ?

14470 kg

Performance limited take off mass 60 400 kg and landing airfield is not performance limited .mass of fuel at take off = performance limited take off mass dry operating mass + traffic load .mass of fuel at take off = 60400 kg 34930 kg + 11000 kg = 14470 kg .departure airfield performance limited take off mass is 60 400 kg this is the maximum allowing mass at take off and the question states ' aeroplane is to operate a flight carrying the maximum possible fuel load' .our ramp mass will be 60 400 kg + 715 kg = 61115 kg exemple 316 14470 kg.

Question 80-36 : An aircraft 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 ?

141100 kg

Useful load = take off mass dry operating mass.useful load = 302550 kg 161450 kg = 141100 kg exemple 320 141100 kg.

Question 80-37 : Conversion of fuel volume to mass ?

May be done by using standard fuel density values as specified in the operations manual if the actual fuel density is not known

exemple 324 May be done by using standard fuel density values as specified in the operations manual, if the actual fuel density is not known.

Question 80-38 : Standard masses may be used for the computation of mass values for baggage if the aircraft ?

Has 20 or more seats

Eu ops 1 620 mass values for passengers and baggage. . f mass values for baggage.1 where the total number of passenger seats available on the aeroplane is 20 or more the standard mass values given in table 3 are applicable for each piece of checked baggage for aeroplanes with 19 passenger seats or less the actual mass of checked baggage determined by weighing must be used . 155 exemple 328 Has 20 or more seats.

Question 80-39 : 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 accordance with the following requirements . taxi fuel 400 kg. trip fuel 8400 kg. ?

16 370 kg

Create a limitation table . 156.anything above 16370 kg will therefore exceed zfm but will keep the other three within limits so that is your answer exemple 332 16 370 kg.

Question 80-40 : A flight has been made from london to valencia carrying minimum fuel and maximum traffic load on the return flight the fuel tanks in the aeroplane are to be filled to capacity with a total fuel load of 20100 litres at a fuel density of 0 79 kg/l .the following are the aeroplane's structural limits ?

14 331 kg

Fuel at ramp 20100 litres x 0 79 kg/l = 15879 kg .fuel at take off 15879 kg 250 kg of taxi fuel = 15629 kg.fuel at landing 15629 kg 5990 kg = 9639 kg .maximum traffic load = maximum landing mass dry operating mass remaining fuel at landing in london .maximum traffic load = 58900 kg 34930 kg 9639 kg = 14331 kg exemple 336 14 331 kg.


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