moviles 7.a

How is usually performed the run check on a bearing?. Rotating the bearing at approximately 1000 RPM. None of hte other answers is correct. Rotating the bearing by hand.

How is usually performed the run check on a bearing?. None of the other answers is correct. Rotating the bearing at approximately 1000 RPM. Rotating the bearing by hand.

How many type of couplings can be recognised?. 2, Interference and Clearance. 3, Interference, Clearance and Transition. 4, Interference, Clearance, Transition and Impossible.

Drill bits used on average hard material (aluminium and magnesium for example) comes with an angle of: 118°. 135°. 90°.

Danger signs are: Square or rectangular, green background and white symbol. Blue with white symbols. Triangular with yellow background and dark symbols.

Which colour is representing primary structures in the AMM?. Yellow. Red. Green.

What happens if the AD is not applied within the recommended time to the aircraft?. Nothing. The aircraft cannot perform commercial flights. The aircraft loose the Airworthiness.

How long does it takes the shortest treatment of carbon steel control cables?. 30 second. 30 hours. 24 hours.

Fuel delivery system is usually working with: Low pressure. Medium pressure. High pressure.

How much of the external area of a cable should be worn to make mandatory the substitution?. 0.4. 0.8. 0.6.

Choose the right sequence of action to be performed for riveting: Drawing, drilling and riveting. Drawing, welding and riveting. Drawing, bending and riveting.

Which is the range of magnification typical of magnifying glasses used in maintenance?. from x16 to x32. from x2 to x32. from x2 to x16.

Which specific scenario involving batteries requires higher-level protection despite their typically low voltage?. Cleaning the battery casing with distilled water. Routine voltage checks on discharged batteries. Maintenance on high-capacity systems where a fault could lead to a high current discharge.

What should be checked about the aircraft handles?. Basically the state of wear. Discolouration. Voltage resistance.

What activities are the Aircraft Discrepancy Logs associated with?. To electrical activities. To Troubleshooting. To line maintenance.

Which of the following tool is not a power tool?. Wrench. Grinder. Drill.

What is including the Third category of the Withworth classification Standard for mating parts?. The common external couplings (commercial level). The common internal couplings (commercial level). Medium quality couplings.

What type of control cable is charaterized by 1x7?. Not flexible. Extra-Flexible. Flexible.

What is the purpose of the flowchart in maintenance?. For trouble-shooting. For electrical connection. For the assembly of components.

If the circuit is not insulated can an insulation test be performed?. No. Yes but only if the circuit is small. Yes.

Go/no go gages, callipers and micrometers are used to check: Limits for ovality. None of the other answers is correct. Limits for bow.

How is called the person in charge of providing visual indication to the pilot that is moving the aircraft on ground?. Captain. Marshall. Technician.

For how long usually a hose is considered usable?. 2 years. 10 years. 5 years.

Where are stated usually the procedures for weight and balance operations?. Inside Part-21 regulation. Inside Part-66 regulation. In Air-OPS regulation.

What is the subject of the ATA chapters 91, 97, 115 and 116?. Miscellaneous. Power Plant. Structure.

What is specified into the AMM?. The maintenance standard practices. The maintenance program. All the information relevant to maintenance actions.

What is mandatory to take in account in order to evaluate the CG position?. The position of the passenagers and baggeges. Both the other answers are correct. The position of the payloads.

How can be classified files?. By grade and cut type. By grade, cut type and shape. By cut type and shape.

What type of control cable is charaterized by 3x7?. Extra-Flexible. Flexible. Not flexible.

Which are the main parameters that permits to choose the right rivet?. The resistance that you want to give to the bond. The material and the thickness of the elements that must be joined. The distance between the two plate that must be joined.

Which of the following is a peculiar characteristic of the bipod jack?. It is able to absorb radial movement. It cannot be used on small aircrafts. It is particularly stable.

he Chobert® servo-assisted fastener gun uses: Both Pneumatic and Hydraulic Energy. Pneumatic Energy. Hydraulic Energy.

Which of the following is a type of screwdriver?. Phillips. Both the other answers are correct. Flat.

Which is a typical damage deriving from lightning strikes on the aircraft fuselage?. Holes. Burns. Both the other answers are correct.

What is usually required to be able to perform detailed inspections?. Mirrors. Additional lights. Both the other answers are correct.

After 3D printing can the components be called finished?. No Never. Rarely they usually require further processing steps. Yes always.

The limit of bow is usually tested on: Objects that usually slides. Objects that usually are standstill. Objects that usually rotate.

Pipes by definition are: Flexible. Both the other answers are correct. Rigid.

Where can be found the instructions for the dismantling of the aircraft?. Both the other answers are correct. Inside the AMM. Inside a special manuals called "Special dismantling Procedure".

Which of the following devices are used to test belts and pulleys: Go/No-go gages. Multimeters. Tensiometers and Dynamometers.

The test for "limits for ovality" are usually performed: Before the bow test. At the same time as the bow test. After the bow test.

EWIS (Electronic Wiring Interconnection System) is defined as the system that permits: The electrical connection between two or more points on an aircraft. The wireless connection between the engine datas and a laptop. The radio connection between two station.

Which is the average diameter of the carbon fibers?. 0.005 to 0.010 cm. 0.005 to 0.010 μm. 0.005 to 0.010 mm.

What is the subject of the ATA chapters from 1 to 47?. For operator use. Structure. Aircraft General.

How are the Technical Logs of large aircraft generally characterised?. They are handwritten. They are numbered in descending order. They are electronic.

What does forming by deformation of metal sheets involve?. The heating of the component. The creation of most shapes and sections. The material is passed between rollers.

Drill bits used on softer material comes with an angle of: 135°. 118°. 90°.

Where it is possible to jack the aircraft?. Outside. Both the other answers are correct. Inside the hangar.

On what is based the troubleshooting method?. It is a simple task. On a set of controls that create a logic path necessary tot add all the possibility one by one. On a set of controls that create a logic path necessary to eliminate any possibility one by one.

Which of the following is a consequence of HIRF?. Pulled rivets. Shrinked panels. Interferences with electronic devices onboard.

Which one is the main feature of a linear instrument?. It is light-weight. It is more resistant. It is simple.

Fretting corrosion in a bearing is due to: Extraneous material inside the bearing can cause scratches on the races that lead to vibrations of different intensity during the use of the bearing. The incorrect installation and handling of the bearing. The friction developed between two components sliding each other under heavy loads.

How is called the part of the tooth that lays on the smallest diameter of the gear?. Heel. None of the other answers is correct. Toe.

Is it correct to classify turbulence as an abnormal occurrence?. No, never. Yes but only in case of severe occurrence. Yes, in any case.

What other additive manufacturing technology does DED resemble?. To the extrusion of material. To the Vat Polymerization. To the Ultrasonic Additive Manufacturing.

When is emitted the Certificate of Release to Service?. After any maintenance action. Before any inspection. After each flight.

Flying in severe turbulence events is usually associated to another event connected to it. Which one of the following?. Overweight landing. HIRF. Lightning strike.

How many connectors are characterizing a multimeter usually?. 1. 2. 3.

What does pneumatic ground supply consist of?. A small turbine. A small piston engine. An electric generator.

A double flared coupling is designed for: Pipes made by light alloys with a diameter greater than half inch. Reinforcing a thin material on 3/8" pipes. Avoid losses at low pressure.

Class C fires: Involve gaseous combustible. In this case to extinguish the fire is suggested the use of a powerful water jet. Involve solid combustibles. Water and powders extinguishers are suitable to extinguish these fires. Involve liquid combustibles. It is suggested the use of foam extinguishers for these fires.

What does press forming of metal sheets allows?. It allow the creation of the elements only by heating them. The material is passed between rollers. The creation of most shapes and sections.

Is it possible to use dye penetrant fluid to perform inspections on metal sheets?. Yes. No. Only in case of large damages to the sheet.

What does the label "Double Insulated" on a power tool indicate regarding user protection?. The tool has a double layer of rubber grip on the handle. The insulation is inside the tool, protecting the user even if water enters the housing. The tool is waterproof and can be used while fully submerged.

The Chobert® servo-assisted fastener gun uses: Pneumatic Energy. Hydraulic Energy. Both Pneumatic and Hydraulic Enenrgy.

Who is responsible to emit the Service Bulletin?. The manufacturer. The NAA. The maintenance organisation.

The routing of the co-axial cable must be supported every: 10 ft along its run. 5 ft along its run. 2 ft along its run.

At which voltage is usually performed the insulation test?. 250V. 115V. 28V.

Which colour is representing tertiary structures in the AMM?. Yellow. Red. Green.

Which of the following can be a cause if the increase of wear on gears?. The excess of lubrication. The loss of isolation. The loss of lubrication.

Where is usually performed the dismantling procedure of an aircraft?. Inside an hangar. Wherever the aircraft is parked. Inside ramps.

How is it possible to verify during visual inspection, if an overheating occured in a probe?. The probe seems deformed. The probe does not work. The probe seems discoloured.

Is it compulsory to have a personal logbook where activities are recorded?. No. Only if you work in basic maintenance. Yes.

Periodically the mass and balance of the aircraft must be re-evaluated. Which is the time frame for a fleet of aircraft (same model, same configuration)?. 9 years. 4 years. 12 years.

Which are the fundamentals components of a communication?. 2 source and receiver. 1 source. 3 source receiver and medium.

Which is the scope of the Quarantine warehouse?. It check and registers all the incoming and outgoing objects for traceability. It is caring about the storage of the documentation regarding the storhouse. To contains all inefficient parts that are discarded and not to be used.

Choose the correct definition for apron: The area where the aircraft is parked for loading/unloading, refuelling and maintenance. Is composed by the manoeuvring area and the movement area. The area where the manoeuvres of the aircraft are performed (this area is including taxiways and runways).

What is the absolute first action to take if a coworker is receiving an electric shock?. Turn off the power source or use a non-conductive item to separate the victim from the source. Immediately check for a pulse and begin CPR. Apply sterile bandages to any visible burns.

What is the subject of the ATA chapters from 20 to 49?. Aircraft General. Aircraft Systems. Propeller/Rotor.

Which reference axes are using the buttock lines?. The lateral axes of the aircraft. A vertical plane of reference of the aircraft. The longitudinal axes of the aircraft.

How it can be fastened a left-hand screw?. Trough a clockwise rotation. Just pushing it inside the material to be fastened. Trough an anti-clockwise rotation.

What is the subject of the ATA chapters from 1 to 4?. For operator use. Aircraft General. Structure.

What is important to check regarding landing gear locks?. The breaking of the locks. That before the flights all of them have been removed. There are no specific problems related to landing gear locks.

If the circuit is not insulated can an insulation test be performed?. Yes. Yes but only if the curcuit is small. No.

What is used for curing in Additive manufacturing called Material Jetting?. UV rays. Gamma rays. X-rays.

Which abnormal occurrence is consequence of landing at a vertical speed higher than that indicated by the flight manual?. Heavy landing. HIRF. Flight in turbulence.

What is mandatory to take in account in order to evaluate the CG position?. Both the other answers are correct. The position of the payloads. The position of the passengers and baggages.

What is involving Line Maintenance?. Low complexity and high frequency actions. High complexity and low frequency actions. High complexity and high frequency actions.

When preflight inspection must be performed?. Before any flight. Before the first flight of the day. After the first flight of the day.

Which is one of the requirements to be able to jack the aircraft outside the hangar?. To jack it having the side to the wind. To jack it having the tail to the wind. To jack it having the nose to the wind.

What is the subject of the ATA chapters from 60 to 67?. Aircraft General. Propeller/Rotor. Structure.

Why a round shape object can assume an oval shape?. As consequence of wear due to normal operations. As consequence of wear due to abnormal operations. Both the other answers are correct.

Choose the standard size for flexible cable: 1/6" and 3/32". 1/16" and 3/22". 1/16" and 3/32".

What is the file "tang"?. Is the metal portion of the body of the file where the handle is inserted. it is the handle of the file. It is the cutting part of the file.

For a system with a maximum usage voltage of 26,000 V AC, which class of rubber insulating gloves is the minimum requirement?. Class 3 (Green). Class 00 (Beige). Class 2 (Yellow).

Composite material are: Quasi-Isotropic materials. Isotropic materials. Anisotropic materials.

How is composed the AC socket of the ground supply?. 8 pins (six longer, neutral and five phases, and two shorter, safety interlock), delivering 115V 400Hz. 4 pins (two longer, neutral and phase, and two shorter, safety interlock), delivering 115V 400Hz. 6 pins (four longer, neutral and three phases, and two shorter, safety interlock), delivering 115V 400Hz.

Hydraulic actuation system usually works with: High pressure. Low pressure. Medium pressure.

Which is the scope of the Quarantine warehouse?. It is caring about the storage of the documentation regarding the storehouse. To contains all inefficient parts that are discarded and not to be used. It check and registers all the incoming and outcoming objects for traceability.

How are called the two elements of the lathe machine that lock the piece that must be machined?. Self centering chuck and dead center. Self centering chuck and live center. Self aligning hook and live center.

Why are used warning flags on coverings?. To remember the technician that the coverings must be installed. To remember the technician that the coverings are on. To remember the technician that the coverings are off.

Which of the following are the physical properties of Kevlar™?. It is fire resistant. It is heavy. It is susceptible to vibrations.

When is emited the Certificate of Release to Service?. Before any inspection. After each flight. After any maintenance action.

Is it changing the position of CG during the flight?. No. Yes, as consequence fo the fuel consumption. Yes, as consequence of the passengers that changes seats.

Which abnormal occurrence is consequence of landing when the aircraft is overloaded?. HIRF. Overweight landing. Heavy landing.

Does exposure to sunlight affect the ageing of rubber?. Only for natural rubbers. No. Yes.

Components made with 3D technology are generally: Heavier. Lighter. Less Resistant.

What is the name of the connector usually installed on coaxial cables?. SATA. BNC. ADC.

What does it mean if the grease of a bearing beacome darker?. Probably there are metal particles inclusions. There is too much lubricant. The bearing has just changed the grease.

When the aircraft must be placed in the weighing area?. A certain amount of time before the weighing activity. Immediatly before the weighing activity. Immediatly after the weighing activity.

Which specific treatment is required for stainless steel wires?. Specific product must be sprayed on it. It is required a continuous lubrication. There are no specific treatments required.

What is mandatory to take in account in order to evaluate the CG position?. The position of the payloads. Both the other answers are correct. The position of the passenagers and baggages.

Brimelling in a bearing shows as: None of the other answers is correct. Inclusions of extraneous material inside the bearing. Marks left on the races by the rolling elements.

What is including a Zonal Inspection?. Eventual EZAP procedures. Both the other answers are correct. Zonal inspections.

What is charachterizing the interference coupling?. It is charachterized by some play between the hole and the shaft. It is characterized by an interference between the hole and the shaft. It is charachterized by clearence at the beginning that change to interference at the end.

What is the purpose of a technical record?. To indicate how to perform maintenance tasks. To record the airworthiness status of a product or component. To give the go-ahead for an aircraft to take off.

Which one of the following it is not a hand tool?. Plier. Drill. Hammer.

Choose the correct definition for airside: The area where the access is restricted only to authorized personnel. The area where people have free access. The area where the aircraft is parked for loading/unloading, refuelling and maintenance.

What materials can ultrasonic additive manufacturing process?. Ceramics. Plastics. Metals.

What is the allowance of a rivet?. The thickness of the elements that must be joined. The portion of the head that overlap the surface of the material that must be riveted. The resistance of the rivet.

Hoses by definition are: Both the other answers are correct. Flexible. Rigid.

Which is the function of the installation drawing?. They show how to install the assembled system on the aircraft structure correctly and safely. They show how to assemble a specific system showing the relationship between all components and their position. It contains all the necessary information and specifications developed in the design phase of the component.

How is it possible to choose the drill bit to be used?. Both the other answers are correct. Considering the size of the hole to be drilled. Considering the type of material to be drilled.

How is called the part of the tooth that lays on the largest diameter of the gear?. None of the other answers is correct. Toe. Heel.

How is the handover between maintenance shifts defined?. Handover. CRS. Shift notes.

Which of the following tool can be considered power tools category?. Calliper. Grinder. Screwdriver.

What is usually following the troubleshooting?. A flowchart. An aerogram. A grid.

How different damages can be classified?. Following the type of maintenance that they require. Following the different materials. Following the different aircraft areas.

What does it means ARC?. Air Roles for the Crew. Authority Revocation Card. Airworthiness Review Certificate.

Why a correct tools storages procedure is very important?. Lost tools could became a FOD. Tools could be stolen. Tools are expensive.

Brinelling in a bearing shows as: Marks left on the races by the rolling elements. Inclusions of extraneous material inside the bearing. None of the other answers is correct.

The aircraft maintenance program specifies: The scheduled maintenance intervals. The maintenance standard practices. The detailed assembly drawings of the components.

Does riviting imply a deformation of the rivet?. No. Sometimes. Yes.

What does it means GRP?. Glue Reinforced Plate. General Revision Program. Glass Reinforced Plastic.

Choose the right description for "elasticity deformation test" of a spring: The spring has to demonstrate the ability to bear a certain amount of cycles of cantilever stress. After the application of a certain amount of force, if this force is released, the spring must come back to the original dimension. The spring has to demonstrate the ability to bear a certain amount of cycles of parallel stress.

Which cable could be employed when pulleys of small diameter are installed?. Flexible. Extra flexible. Non flexible.

It is necessary to catalogue the component removed from the aircraft during dismantling procedures?. No. Only in the case of unserviceable components. Yes.

Which kind of test is able to perform a multimeter?. Hydraulic test. Electrical tests. Pneumatic tests.

Class D fires: Involve liquid combustibles. Involve solid combustibles. Involve the combustion of flammable metals.

The airbon weather radar must not be activated: Both the other answers are correct. Within 300 feet of other refuelling operations. During refuelling of the aircraft.

The projection length of a rivet is: Usually indicated as a fraction of the rivet diameter. Is the portion of the head that overlap the surface of the material that must be riveted. The portion of the rivet shank that extrude from the joined sheets.

Which of the following is a typical damage that can be found on tires?. Cuts. Both the other answers are correct. Blisters.

Where are inefficient components stored?. Inside the maintenance hangar. They are immediately thrown away. In the quarantine store.

Is it mandatory to have certification for the tools calibration?. No. Yes. Only if requested by the competent authority.

How does the curing process take place in the tank?. By depositing layers of solid resin on top of each other with the base moving downwards once each deposited layer has dried. By depositing layers of liquid resin on top of each other with the base moving upwards once each deposited layer has dried. By depositing layers of liquid resin on top of each other with the base moving downwards once each deposited layer has dried.

The voltage sent into the circuit by the insulation tester is: Lower than the one that usually flow in the circuit. Higher than the one that usually flow in the circuit. Equal to the one that usually flow in the circuit.

If a component is inserted in the MEL means that: None of the other answers is correct. It may be unserviceable onboard while keeping the airworthiness of the aircraft. It has to be mandatory serviceable.

What is a screwdriver?. It is a tool used to install/uninstall nuts. It is a tool used to install/uninstall screws. It is a tool used to install/uninstall rivets.

What does it means HIRF?. Heavy Intensity Rain Fall. High Interaction Radio Frequencies. High Intensity Radiated Field.

What is involving Base Maintenance?. High complexity and low frequency actions. Low complexity and high frequency actions. High complexity and high frequency actions.

Which of the following is not a common recognized standard?. French standard. ISO standard. British standard.

What is charachterizing the clearance coupling?. It is characterized by an interference between the hole and the shaft. It is charachterized by clearence at the beginning that change to interference at the end. It is charachterized by some play between the hole and the.

Grases are used: On bearing that rotate at low speed. On bearing that rotate at high speed. For extreme applications since the friction coefficient of the grease does not depend on the temperature.

Which of the following are the physical properties of Kevlar™?. It is heavy. It is suscetiible to vibrations. It is fire resistant.

Considering AWG standard, lower is the number associated to the wire: Bigger is the capacity of the wire. Smaller is the diameter of the wire. Bigger is the diameter of the wire.

Which reference axes are using the station lines?. The longitudinal axes of the aircraft. A vertical plane of reference of the aircraft. The lateral axes of the aircraft.

What is possible to find on aeronautical drawings of big dimensions?. All information necessary to build a component. Information about the method of installing a component or assembly on a main frame. A grid.

Which pressure must be supplied to the Chobert repetitive fastener equipment to be able to work?. 80 - 120 psi. 30 - 40 psi. 60 - 80 psi.

Obligation signs are: Square or rectangular, green background and white symbol. Triangular with yellow background and dark symbols. Blue with white symbols.

What accompanies EASA Form 1?. The components. Helicopters. Planes.

Which of the following is NOT a check to be performed on belts?. Rotational roughness. Corrosion. Colour check.

What is required for metal sheets to avoid unwanted bending to occurr during the storage?. To store them vertically on the shortes side, inside dedicated frames. To store them vertically on the longest side, inside dedicated frames. To store them horizontally on the shortes side, inside dedicated frames.

How does communication have to be to be effective?. Both other answers are correct. Concise. Clear.

Nowadays multimeters are mainly: Analogic. Digital. Mechanical.

Which of the following tool is not a power tool?. Lathe. Mallet. Drill.

By whom can an aircraft be serviced?. Only by authorised personnel. By anyone. Only by category C technicians.

Which is one of the consequence of the impact damage on wheels?. Discoloration of the rims. Corrosion starting. Loosening of the bolts.

The Avdel® servo-assisted fastener gun uses: Both Pneumatic and Hydraulic Enenrgy. Hydraulic Energy. Pneumatic Energy.

Which of the following can be considered a common sense rule regarding preservation of tools?. If the correct size of the tool is not available, a one size less tool should be used. Only the tools with sharp edges must be stored. Precision measuring instruments, when not in use, should be kept in their special type boxes.

In material extrusion how should the material outlet nozzle must be?. Static. Heated. Cooled.

Emergency signs are: Blue with white symbols. Triangular with yellow background and dark symbols. Square or rectangular, green background and white symbol.

Which of the following drowing is the mos common type of representation?. Schematic diagram. Assembly drawing. Detailed Drawing.

Which of the following is Influencing the results of the weight and balance procedure?. Pressure. Air density. Moisture.

To which of the following is usually associated the installation drawing?. To the detailed drawing. To the assembly drawing. To a flowchart.

Which is the purpose of a chisel?. To cut electric wires and prepare them for the use. To remove material from metal and wooden components. To fasten screws and nuts.

The common material that is used for the production of springs is: Plastic. Metal. Carbon.

Where are the CG limits shown?. In the "CG evolution" document. In the "CG envelope" graph. In the "CG case study" document.

How many steps usually involve the repairing procedure?. 4, Cleaning, classification, repairing and restoring. 2, repairing and restoring. 3, classification, repairing and restoring.

Block diagrams are composed by: Boxes. Installation information. Real objects.

Which is the indication that gives you information about the serviceability of the tires of an aircraft?. The depth of the groove on it. The overpressure that are able to bear. The colour of rubber on the side.

What documentation do you rely on to issue the CRS?. On task cards performed during maintenance. On the technician's notes. On recorded technical reports.

Which of the following tool can be considered power tools cathegory?. Calliper. Grinder. Screwdriver.

What is possible to find in a schematic diagrams?. Approximation of the connections and real objects as per the real system. Approximation of the objects and real connection as per the real system. Real objects and real connections.

Which is the frequency range exploited by the UFD instrument?. 500 Hz / 25 KHz. 500 mHz / 25 GHz. 500 KHz / 25 MHz.

Choose the standard size for extra-flexible cable: Up to 1/18". Up to 2/16". Up to 1/2".

Instruments are usually working with: Low pressure. Medium. High pressure.

A single flared coupling is designed for: Pipes made by light alloys with a diameter greater than half inch. Reinforcing a thin material on 3/8" pipes. Avoid losses at low pressure.

The Insulation test permits: To check the Voltage in a circuit. To verify the correctness of the connections and the absence of damages and leaks on a specific circuit. To verify the right order of the components connections.

What is required for metal sheets to avoid unwanted bending to occur during the storage?. To store them vertically on the longest side, inside dedicated frames. To store them horizontally on the shortes side, inside dedicated frames. To store them vertically on the shortes side, inside dedicated frames.

Which colour is representing secondary structures in the AMM?. Red. Green. Yellow.

Usually a chain is consider unusable when: The elongation is higher than 0.5% than the original dimension. The elongation is higher than 1% than the original dimension. The elongation is higher than 2% than the original dimension.

Gear's teeth are characterized by: Toe and Heel. Teeth and Mouth. Upper and lower teeth.

What does CDL mean?. Configuration Deviation List. Congruent Devices List. Compliance Devices List.

Which of the following is an advantage that comes from the bearing lubrication?. RPM increased. Both the other answers are correct. Protection from oxidation.

What is the subject of the ATA chapters from 5 to 18?. Aircraft General. Power plant. Structure.

On what depends the correct value for tire inflation pressure?. Both the other answers are correct. On the weight of the aircraft. On the runaway characteristics.

How many materials does Binder Jetting use?. 1. 2. 4.

What must be installed over the aircraft instrument covers?. Thermal sensors. Pressure sensors. Flags indicating that the coverage is installed.

What is characterizing the transition coupling?. It is characterized by clearance at the beginning that change to interference at the end. It is characterized by interference at the beginning that change to clearance at the end. It is characterized by a variation of the clearance that, in any case, will never swap to interference.

Prussian blu ink it is used for: Backlash check. Gear pattern check. None of the other answer is correct.

A single flared coupling is designed for: Avoid losses at low pressure. Pipes made by light alloys with a diameter greater than half inch. Renforcing a thin material on 3/8" pipes.

In case ogf heavy loaded bearings is suggested to use as lubricant: Low viscosity oil. High viscosity grese. Low viscosity grese.

How it can be fastened a right-hand screw?. Trough an anti-clockwise rotation. Just pushing it inside the material to be fastened. Trough a clockwise rotation.

Besides creating conductive paths, how does dust contribute to equipment failure?. It insulates heat, causing components to overheat and fail. It increases the voltage frequency of the system. It chemically corrodes copper contacts immediately upon contact.

Can different hydraulic fluids be used with the same hydraulic supply unit?. No. Yes. Yes but only if the fluids are not too different.

What is including the Third cathegory of the Withworth classification Standard for mating parts?. The common internal couplings (commercial level). Medium quality couplings. The common external couplings (commercial level).

What is the subject of the ATA chapters from 92 to 99?. Miscellaneous. Peculiar Military Chapters. Power Plant.

Which of the following is the subject of AMC 20-22?. Program to enhance airplane Electrical Warning Interconnection System maintenance. Airplane Electrical Wiring Interconnection System Training Program. Development of Electrical Standard Wiring Practices documentation.

What is an Airworthiness Directive?. Is a mandatory SB. Is the document that accompany every maintenance action. Is an optional SB.

What is charachterizing the transition coupling?. It is charachterized by interference at the beginning that change to clearance at the end. It is charachterized by clearence at the beginning that change to interference at the end. It is charachterized by a variation of the clearance that, in any case, will never swap to interference.

Limit for ovality can be tested for: Both the other answers are correct. Holes. Shafts.

Which is the scope of the Quarantine warehouse?. It is caring about the storage of the documentation regarding the storhouse. To contains all inefficient parts that are discarded and not to be used. It check and registers all the incoming and outcoming objects for traceability.

What is including the First category of the Withworth classification Standard for mating parts?. All the couplings characterized by high external tolerance and high quality. All the couplings characterized by low external tolerance and low quality. All the couplings characterized by low external tolerance and high quality.

Which is the typical flare angle used in aeronautical field?. 37°. 42°. 45°.

What is indicating an excessive amount of powder in the area of the brake pads?. It is a consequence of the corrosion of the pads supports. There could be a damage in the breaking system. It is a normal consequence of the wear of the pads.

The purpose of the Penetrant Fluid Detection (PFD) is: To detect possible cracks on the material. To restore a damaged surface. To prevent damages to the material.

What is including the First cathegory of the Withworth classification Standard for mating parts?. All the couplings charachterized by low external tolerance and high quality. All the couplings charachterized by high external tolerance and high quality. All the couplings charachterized by low external tolerance and low quality.

Choose the right description for the "required deformation test" of a spring: The spring has to demonstrate the ability to bear a small amount of cycles of cantilever stress. After the application of a certain amount of force, the deformation is measured. If it is not the expected one the spring has failed the test. The spring has to demonstrate the ability to bear a specific amount of cycles of cantilever stress.

Where does the parts warehouse collect all the documentation?. It has no records to keep. In a dedicated administrative office. can keep it in the hangar.

Which of the following drawing is the most common type of representation?. Detailed Drawing. Schematic diagram. Assembly drawing.

When is usually jacked the aircraft?. During VOR tests. During tires substitution. Both the other answers are correct.

Steel ruler is: A high precision tool. Is a power tool. It is a low precision measurement tool.

Choose the type of extinguishing agent that can be used in class A of fire classification: Carbon dioxide. Foam. Water or powder extinguisher.

Why the CG is moving during the flight?. As consequence of the fuel consumption. As consequence of the change of the pressure of the air. As consequence of the airspeed.

Which of the following is one of the most common problems with 3D printed components?. Residual stresses. Undesired shapes. Parietal fragility.

What is checking typically the visual inspection on weel rims?. Both the other answers are correct. Shear of the bolts in case of split wheels. Impact damage and corrosion.

Which range of numbers is using the Grade classification of files?. From 0 to 8. From 0 to 12. From 0 to 10.

In how many cathegories can be divided the Type 1 penetrant?. 2. 3. 4.

How should the lockout/tagout process be handled when multiple technicians are working on the same system?. A shared warning tag is sufficient if the team maintains constant radio communication. Each technician applies their own individual locks and tags to the isolation point. The supervisor applies a single master lock and keeps the key for the entire team.

Where are usually installed mirrors?. On the top of a tool. On a spherical support, at the tip of a stick. On a short and thick handle.

Periodically the mass and balance of the aircraft must be re-evaluated. Which is the time frame for a fleet of aircraft (different models, same configuration)?. For mass and balance purpose they cannot be considered as a fleet (different models). 9 years. 12 years.

Which is the ideal level of humidity for the aircraft storage?. 0.2. 0.6. 0.4.

How many common processes can additive manufacturing be classified into?. 21. 7. 5.

How it can be fastened a left-hand screw?. Just pushing it inside the material to be fastened. Through a clockwise rotation. Through an anti-clockwise rotation.

How much load (in percentage over the nominal tensile strenght) is applied to cable to test its resistance?. 0.5. 0.8. 0.6.

Which kind of material is used to make pliers?. Aluminum. Sweet iron. Steel.

How does condensation specifically increase the risk of an Arc Flash compared to corrosion?. It degrades the plastic insulation slowly over a long period. Moisture bridges gaps between conductors, creating immediate unintended electrical paths. It makes the floor slippery, preventing technicians from escaping.

How does roll-forming works?. The material is passed between rollers. It allows the creation of most shapes and sections. It provides for the heating of the component.

Which kind of test is able to perform a multimeter?. Electrical tests. Pneumatic tests. Hydraulic test.

A damage to a primary structure: Can lead to the full failure of the aircraft. Not necessarily imply the failure of the aircraft. Do not cause direct problems to the flight and the aircraft can fly with the item unrepaired.

Why is the removal of bolted covers on high energy panels considered a high-risk activity requiring Category 3 or 4 PPE?. Removing the cover exposes the internal components to immediate oxidation. The mechanical action might disturb components, potentially triggering an arc fault. The bolts themselves act as conductors that amplify the voltage.

Which of the following sentence is false about the insulation test?. The insulation tester is providing to the line 400 V. It must be performed also after any circuit installation and repair. Sending a certain amount of electricity, usually higher than the normal one, it is possible to verify any possible short circuits, open circuits and possible leaks.

During ground operation it is mandatory to have radio contact between the aircraft and the control tower?. It is not mandatory, it can be used a high intensity directional light. Yes, it is mandatory but only for commercial aircraft. Yes.

The projection length of a rivet is: Is the portion of the head that overlap the surface of the material that must be riveted. The portion of the rivet shank that extrudefrom the joined sheets. Usually indicated as a fraction of the rivet diameter.

Which data must be contained into the calibration tag?. The date of calibration and the date of the next due one. Both the other answers are correct. Information about the calibration laboratory.

Do the components in the warehouse have to be traceable?. Yes but only if they have the green tag. yes. no.

Does riveting imply a deformation of the rivet?. Sometimes. Yes. No.

How many point of contacts it has a tripod jack?. 3. 1. 2.

Whihc of the following devices is used to be able to identify possible damages in a circuit?. An electric generator. A continuity tester. A time domain reflectometer.

What is able to grant the correct tensioning of a control cable?. Long operative life to the cable. Less effort to the pilot. Less risk of corrosion.

Which system can supplying the pneumatic ground supply equipment?. The engine starter. The air conditioning of the aircraft. Both other answers are correct.

Solid film lubricants in bearings are suitable for: Normal operations. Extreme applications. High speed operations.

Technicians can be involved in towing operations?. Yes. No. Yes but only if the aircraft is non commercial.

How is it called the document in which are performed the calculation for the CG position of an aircraft?. TC. Load Sheet. Air-Log.

Which of the following is an advantage that comes from the bearing lubrication?. Washing action on the bearing. Both the other answers are correct. Cooling action on the bearing.

An open ciruit is: A circuit where the current that can flow is zero. Both the other answers are correct. An electric path with such a low resistance that all the currents will tend to pass in this branch of the circuit.

On how many axes is usually able to work a lathe?. 2. 1. 3.

Which is the purpose of "deep sockets"?. They allow angulated operations. They are the standard sockets commonly used. They allow operations on nuts where the bolt extrude from the nut.

What does Powder Bed Fusion technology provide?. The use of a laser beam or electron beam to melt the material. The cooling of the material. The extrusion of material.

Continuity tester is useful in case of: Both the other answers are correct. Open circuit. Short circuit.

What is the "dent" damage in a gear?. The generation of rust. The lack of lubrication. The breaking or deformation of a teeth.

What is the specific benefit of using Zone Selective Interlocking (ZSI) in a protection scheme?. It enables the breaker closest to the fault to trip faster, reducing the total arcing time and energy release. It creates physical insulating barriers between bus bars to prevent arc propagation. It increases the resistance of the circuit to limit the maximum fault current available.

Which is the purpose of "flex sockets"?. They allow operations on nuts where the bolt extrude from the nut. They allow angulated operations. They are the standard sockets commonly used.

Composite materails are able to carry loads: In the same directions of the fibers direction. In all directions. In only one direction.

For what is usually used a round file?. For holes and concave surfaces. For corners. For convex surfaces.

What is the purpose of the flowchart in maintenance?. For electrical connections. For the assembly of components. For trouble-shooting.

Drill bits used on hard material (titanium and steel for example) comes with an angle of: 90°. 118°. 135°.

Which of the following is influencing the results of the weight and balance procedure?. Air Density. Pressure. Temperature.

When is hydraulic power supply usually used?. During refuelling. During maintenance. Hardly ever.

From which type of drawings are deriving logic flowcharts?. Schematic diagrams. Installation drawings. Block diagrams.

What is characterizing the interference coupling?. It is characterized by an interference between the hole and the shaft. It is characterized by some play between the hole and the shaft. It is characterized by clearance at the beginning that change to interference at the end.

Class B fires: Involve solid combustibles. Water and powders extinguishers are suitable to extinguish these fires. Involve gaseous combustible. In this case to extinguish the fire is suggested the use of a powerful water jet. Involve liquid combustibles. It is suggested the use of foam extinguishers for these fires.

Should ADs be recorded under permanent maintenance records?. Yes always. Only if they involve complex aircraft. No.

Which is the purpose of control instruments?. They are used to machine standard components. They are the standard components used as reference in machining common tools. They are used to compare the dimensions of machined components with standards to verify their standardization.

Which of the following type of cable could be employed when it is impossible to install the pulley?. Extra flexible. Non flexible. Flexible.

With the red airport driving license you can access: Manoeuvring area only. The apron only. Manoeuvring area plus the apron.

Which of the following are typical signs of flying in severe turbulence?. Both the other answers are correct. Pulled rivets. Kinks on panels.

When should the insulation test be performed?. Both the other answers are correct. When there is the suspect of a circuit failure. After any installation or repair procedure.

With the green airport driving license you can access: Manouvering area plus the apron. The apron only. Manouvring area only.

Choose the type of extinguishing agent which can be used in class C of fire classification: Carbon dioxide. Foam. Powerful water jet.

Obbligation signs are: Blue with white symbols. Square or rectangular, green background and white symbol. Triangular with yellow background and dark symbols.

Which of the following documents represents the EASA EWIS training program?. AMC 20-25: Development of Magnetical Standard Practices documentation. AMC 21-29: Program to enhance airplane Electrical Warning Interconnection System maintenance. AMC 20-22: Development of Electrical Standard Wiring Practices documentation.

The Avdel® servo-assisted fastener gun uses: Pneumatic Energy. Both Pneumatic and Hydraulic Energy. Hydraulic Energy.

What does a task card consist of?. In a set of manufacturer-approved maintenance instructions. In a set of EASA-approved maintenance instructions. In a set of maintenance instructions approved by the national authority.

Tolerances can be: Unilateral. Both the other answers are correct. Bilateral.

At which temperature is cured the Fiberglass?. In a range that goes from 80° to 100°. In a range that goes from 120° to 170°. In a range that goes from 200° to 270°.

Is it possible to fly without complete and recorded maintenance documentation?. No. Yes only if the flight is commercial. Yes.

How important is communication in maintenance?. Low. None. High.

How can be represented a bilateral tolerance?. 10 - 0.02. 10 + 0.02. 10 ± 0.02.

What does MEL mean?. Minimum Equipment List. Master Equipment List. Minimum Equivalent List.