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The operating mass om is ? [ Experience lift off ]

Question 66-1 : The take off mass minus the traffic load the take off mass minus the basic empty mass and crew mass the maximum zero fuel mass minus the traffic load the landing mass minus the traffic load

The operating mass is the dry operating mass plus the take off fuel mass .or/also .the operating mass is the take off mass minus the traffic load ./pdf/031 mass definitions pdf exemple 166 The take-off mass minus the traffic load.The take-off mass minus the traffic load.

The 'regulated landing mass' is the ?

Question 66-2 : Lowest of the structural limited landing mass and the performance limited landing mass maximum landing mass established by the aircraft operator maximum landing mass established by the aircraft manufacturer maximum difference between performance limited landing mass and structural landing mass

exemple 170 Lowest of the structural limited landing mass and the performance limited landing mass.Lowest of the structural limited landing mass and the performance limited landing mass.

Given .dry operating mass= 29 800 kg.maximum take off mass= 52 400 kg.maximum ?

Question 66-3 : 12 900 kg 13 300 kg 9 300 kg 14 600 kg

Traffic load is the total mass of passengers baggage and cargo including any non revenue load . 127.the lowest mass is our limitation exemple 174 12 900 kg.12 900 kg.

The take off mass of an aircraft is 117 000 kg comprising a traffic load of 18 ?

Question 66-4 : 53 000 kg 71 000 kg 99 000 kg 64 000 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 ..dry operating mass = take off mass traffic load fuel.dry operating mass = 117000 18000 46000 = 53000 kg exemple 178 53 000 kg.53 000 kg.

The dry operating mass includes ?

Question 66-5 : Crew and crew baggage catering removable passenger service equipment potable water and lavatory chemicals unusable fuel and reserve fuel fuel and passengers baggage and cargo passengers baggage and cargo

Please download the following document used as a reference at the exam ./pdf/031 mass definitions pdf

The maximum load per running metre of an aircraft is 350 kg/m the width of the ?

Question 66-6 : A load of 400 kg in a crate with dimensions 1 2 m x 1 2 m x 1 2 m a load of 500 kg in a crate with dimensions 1 5 m x 1 m x 1 m a load of 400 kg in a crate with dimensions 1 4 m x 0 8 m x 0 8 m a load of 700 kg in a crate with dimensions 1 8 m x 1 4 m x 0 8 m

Maximum load per running metre 400 / 1 2 = 333 kg/m.floor strength limitation 400 / 1 2 x 1 2 = 277 77 kg/m².both limitations are respected exemple 186 A load of 400 kg in a crate with dimensions 1.2 m x 1.2 m x 1.2 m.A load of 400 kg in a crate with dimensions 1.2 m x 1.2 m x 1.2 m.

Given the following . maximum structural take off mass 48 000 kg. maximum ?

Question 66-7 : 47 800 kg 48 000 kg 48 400 kg 53 000 kg

Img128.the actual take off mass is the lowest of the three it can never be higher if we don't want structural troubles

The maximum zero fuel mass .1 is a regulatory limitation.2 is calculated for ?

Question 66-8 : 1 3 5 1 2 3 2 3 5 2 3 4

The maximum zero fuel mass is a regulatory limitation cs23 and cs25 it is a design limitation to prevent wing bending and it is defined on the assumption that fuel is consumed from the centre wing tank first exemple 194 1, 3, 5.1, 3, 5.

At the flight preparation stage the following parameters in particular are ?

Question 66-9 : The dry operating mass includes fixed equipment needed to carry out a specific flight the operating mass is the mass of the aircraft without take off fuel the dry operating mass includes take off fuel the operating mass includes the traffic load

Please download the following document used as a reference at the exam ./pdf/031 mass definitions pdf exemple 198 The dry operating mass includes fixed equipment needed to carry out a specific flight.The dry operating mass includes fixed equipment needed to carry out a specific flight.

Which of the following corresponds to zero fuel mass ?

Question 66-10 : The take off mass of an aeroplane minus all usable fuel take off mass minus fuel to destination and alternate operating mass plus passengers and cargo operating mass plus luggage of passengers and cargo

Please download the following document used as a reference at the exam ./pdf/031 mass definitions pdf exemple 202 The take-off mass of an aeroplane minus all usable fuel.The take-off mass of an aeroplane minus all usable fuel.

Given that . maximum structural take off mass 146000 kg. maximum structural ?

Question 66-11 : 120 300 kg 120 900 kg 121 300 kg 146 000 kg

Without the dry operating mass our traffic load will depend on maximum zero fuel mass or a maximum structural mass .we have two possibility the lowest will be our answer .actual take off mass = maximum structural landing mass + trip fuel.actual take off mass = 93900 + 27000 = 120 900 kg .or .actual take off mass = maximum zero fuel mass + trip fuel + contingency + alternate + final reserve.actual take off mass = 86300 + 27 000 + 1350 + 2650 + 3000 = 120 300 kg exemple 206 120 300 kg.120 300 kg.

Given . maximum structural take off mass 72 000 kg. maximum structural landing ?

Question 66-12 : 69 600 kg 74 000 kg 72 000 kg 70 400 kg

Img130.the actual take off mass is the lowest of the three it can never be higher if we don't want structural troubles exemple 210 69 600 kg.69 600 kg.

The actual take off mass is equal to 41 545 kg . catering 300 kg. safety and ?

Question 66-13 : 30 665 kg 30 300 kg 30 785 kg 38 300 kg

The basic empty mass includes unusable fuel .41 545 kg 8000 kg + 3000 kg + 120 kg = 30 665 kg exemple 214 30 665 kg.30 665 kg.

The zero fuel mass of an aeroplane is always ?

Question 66-14 : The take off mass minus the mass of take off fuel the take off mass minus the wing fuel mass the take off mass minus the fuselage fuel mass the maximum take off mass minus the take off fuel mass

Please download the following document used as a reference at the exam ./pdf/031 mass definitions pdf exemple 218 The take-off mass minus the mass of take-off fuel.The take-off mass minus the mass of take-off fuel.

Given .maximum structural take off mass 146 900 kg.maximum structural landing ?

Question 66-15 : 120 900 kg 121 300 kg 113 900 kg 120 300 kg

We are looking for the maximum take off mass .maximum take off mass = maximum zero fuel mass + fuel at take off.maximum take off mass = 86 400 + 35 500 1 000 = 120 900 kg ..the maximum zero fuel mass is a structural limiting mass it is made up of the aeroplane dry operational mass + traffic load and unuseable fuel exemple 222 120 900 kg.120 900 kg.

Traffic load is the ?

Question 66-16 : Zero fuel mass minus dry operating mass dry operating mass minus the disposable load dry operating mass minus the variable load take off mass minus zero fuel mass

Tl = zfm dom exemple 226 Zero fuel mass minus dry operating mass.Zero fuel mass minus dry operating mass.

While making mass and balance calculation for a particular aircraft the term ?

Question 66-17 : Unusable fuel and full operating fluids all the oil fuel and hydraulic fluid but not including crew and traffic load all the oil and fuel all the consumable fuel and oil but not including any radio or navigation equipment installed by manufacturer

Please download the following document used as a reference at the exam ./pdf/031 mass definitions pdf exemple 230 Unusable fuel and full operating fluids.Unusable fuel and full operating fluids.

The term 'maximum zero fuel mass' consist of ?

Question 66-18 : The maximum permissible mass of an aeroplane with no usable fuel the maximum mass authorized for a certain aeroplane not including traffic load and fuel load the maximum mass authorized for a certain aeroplane not including the fuel load and operational items the maximum mass for some aeroplanes including the fuel load and the traffic load

exemple 234 The maximum permissible mass of an aeroplane with no usable fuel.The maximum permissible mass of an aeroplane with no usable fuel.

The actual 'zero fuel mass' is equal to the ?

Question 66-19 : Dry operating mass plus the traffic load operating mass plus all the traffic load basic empty mass plus the fuel loaded actual landing mass plus trip fuel

exemple 238 Dry operating mass plus the traffic load.Dry operating mass plus the traffic load.

The actual 'take off mass' is equivalent to ?

Question 66-20 : Dry operating mass plus take off fuel and the traffic load actual zero fuel mass plus the traffic load dry operating mass plus the take off fuel actual landing mass plus the take off fuel

With respect to aeroplane loading in the planning phase which of the following ?

Question 66-21 : Lm = tom trip fuel mtom = zfm + full tank fuel mass mzfm = traffic load + dom reserve fuel = tom trip fuel

Landing mass = take off mass trip fuel .'mzfm = traffic load + dom' is not correct to be correct it would have to say 'mzfm = dom + maximum traffic load' exemple 246 Lm = tom - trip fuel.Lm = tom - trip fuel.

Given an aeroplane with .maximum structural landing mass 125000 kg.maximum zero ?

Question 66-22 : 130500 kg and 26500 kg 130500 kg and 31500 kg 125500 kg and 21500 kg 125500 kg and 26500 kg

Img135.the lowest value is our maximum traffic load 26500 kg .now our maximum permitted take off mass is .maximum zero fuel mass + fuel at take off = 108500 + 22000 = 130500 kg exemple 250 130500 kg and 26500 kg.130500 kg and 26500 kg.

For the purpose of completing the mass and balance documentation the traffic ?

Question 66-23 : Less the operating mass plus the operating mass plus the trip fuel mass less the trip fuel mass

Take off mass = operating mass + traffic load. operating mass is 'dom + fuel at take off' .therefore you can say that the traffic load = tom operating mass exemple 254 Less the operating mass.Less the operating mass.

For the purpose of completing the mass and balance documentation the operating ?

Question 66-24 : Take off fuel mass ramp fuel mass trip fuel mass ramp fuel mass less the fuel for apu and run up

/pdf/031 mass definitions pdf exemple 258 Take-off fuel mass.Take-off fuel mass.

When establishing the mass breakdown of an aeroplane the empty mass is defined ?

Question 66-25 : Standard empty mass plus specific equipment mass plus trapped fluids plus unusable fuel mass empty mass dry plus variable equipment mass basic mass plus variable equipment mass basic mass plus special equipment mass

Basic empty mass is the mass of an aeroplane plus standard items such as . unusable fuel and other unusable fluids. lubricating oil in engine and auxiliary units. fire extinguishers. pyrotechnics. emergency oxygen equipment. supplementary electronic equipment exemple 262 Standard empty mass plus specific equipment mass plus trapped fluids plus unusable fuel mass.Standard empty mass plus specific equipment mass plus trapped fluids plus unusable fuel mass.

For the purpose of completing the mass and balance documentation the dry ?

Question 66-26 : The total mass of the aircraft ready for a specific type of operation excluding all usable fuel and traffic load the total mass of the aircraft ready for a specific type of operation excluding all usable fuel the total mass of the aircraft ready for a specific type of operation excluding all traffic load the total mass of the aircraft ready for a specific type of operation excluding crew and crew baggage

Please download the following document used as a reference at the exam ./pdf/031 mass definitions pdf exemple 266 The total mass of the aircraft ready for a specific type of operation excluding all usable fuel and traffic load.The total mass of the aircraft ready for a specific type of operation excluding all usable fuel and traffic load.

An aircraft's weighing schedule indicates that the empty mass is 57320 kg .the ?

Question 66-27 : Operational items have a mass of 2800 kg and the maximum traffic load for this aeroplane is 11980 kg operational items have a mass of 2800 kg and the maximum traffic load for this aeroplane is 14780 kg operational items have a mass of 2800 kg and the maximum useful load is 11980 kg operational items have a mass of 2800 kg and the maximum useful load is 14780 kg

Operational items are the difference between dry operating mass and empty mass .60120 57320 = 2800 kg .the traffic load is the difference between mzfm and dom .72100 60120 = 11980 kg exemple 270 Operational items have a mass of 2800 kg and the maximum traffic load for this aeroplane is 11980 kg.Operational items have a mass of 2800 kg and the maximum traffic load for this aeroplane is 11980 kg.

An aeroplane is to depart from an airfield where the performance limited take ?

Question 66-28 : 21080 kg 21500 kg 21220 kg 20870 kg

Img137.lowest limitation is 21080 kg exemple 274 21080 kg.21080 kg.

The empty mass of an aircraft as given in the weighing schedule is 61300 kg ?

Question 66-29 : 68400 kg 29600 kg 70700 kg 26900 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 exemple 278 68400 kg.68400 kg.

The following data applies to an aeroplane which is about to take off ?

Question 66-30 : 78900 kg 78150 kg 18200 kg 17450 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 282 78900 kg.78900 kg.

A revenue flight is to be made by a jet transport the following are the ?

Question 66-31 : 17 840 kg 25 800 kg 18 170 kg 13 950 kg

Create a limitation table . 138.the maximum traffic load that can be carried is 17 840 kg exemple 286 17 840 kg.17 840 kg.

A revenue flight is to be made by a jet transport .the following are the ?

Question 66-32 : 17 810 kg 21 170 kg 21 070 kg 20 420 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 290 17 810 kg.17 810 kg.

A revenue flight is to be made by a jet transport the following are the ?

Question 66-33 : 17 840 kg 19 500 kg 19 100 kg 19 200 kg

Img138.the maximum traffic load that can be carried is 17 840 kg exemple 294 17 840 kg.17 840 kg.

The following data is extracted from an aeroplane's loading manifest ?

Question 66-34 : Is 87300 kg and excess structural stress could result is 83200 kg which is in excess of the regulated landing mass and could result in overrunning the runway must be reduced to 81700 kg in order to avoid a high speed approach is 87300 kg which is acceptable in this case because this is a diversion and not a normal scheduled landing

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 298 Is 87300 kg and excess structural stress could result.Is 87300 kg and excess structural stress could result.

With respect to multi engine piston powered aeroplane determine the ramp mass ?

Question 66-35 : 4720 lbs 4120 lbs 4390 lbs 4372 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 302 4720 lbs.4720 lbs.

The crew of a transport aeroplane prepares a flight using the following data . ?

Question 66-36 : 25 800 kg 55 800 kg 25 000 kg 55 000 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 306 25 800 kg.25 800 kg.

Determine the zero fuel mass for the following single engine aeroplane .given ?

Question 66-37 : 2449 lbs 2589 lbs 2659 lbs 2414 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 310 2449 lbs.2449 lbs.

Given .standard empty mass 1764 lbs.optional equipment 35 lbs.pilot + front ?

Question 66-38 : 2589 lbs 2599 lbs 2472 lbs 2557 lbs

Take off mass = 1764 + 35 + 300 + 350 + 6x 60 1 7 = 2799 lbs.expected landing mass = 2799 6 x 35 = 2589 lbs exemple 314 2589 lbs.2589 lbs.

The take off mass of an aeroplane is 66700 kg which includes a traffic load of ?

Question 66-39 : 44000 kg 54200 kg 56500 kg 43465 kg

Dry operating mass = take off mass traffic load usable fuel .dry operating mass = 66700 kg 12500 kg + 10200 kg = 44000 kg exemple 318 44000 kg.44000 kg.

The take off mass of an aeroplane is 8600 kg which includes a traffic load of ?

Question 66-40 : 5480 kg 5290 kg 8410 kg 6710 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 322 5480 kg.5480 kg.

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