Module -7 (Maintenance Practice)
Final Practice Exam Test
- An aircraft should not be refueled when ?
- the APU is running
- navigation and landing light in operation
- within 10 metres (30 feet) of radar operating
- A CO2 extinguisher is used on ?
- solid, liquid, hot metal and electrical fires
- solid, liquid and electrical fires
- solid and liquid fires
- Which type of extinguisher can be used for engine fire ?
- CO2
- BCF
- Water
- Once a person has been disconnected from the source of an electrical shock the next step should be ?
- seek assistance immediately
- check for breathing start AR if necessary
- check for pulse start cardiac massage if necessary
- Water marks on bearings are indications of ?
- bearing been run dry
- bearing insufficiently lubricated
- intergranular corrosion
- For airworthiness purposes, aircraft structural parts are graded as ?
- 1, 2 and 3
- class A, B and C
- primary, secondary and tertiary
- Dye penetrant kits should be stored ?
- in direct sunlight to keep it dry
- out of sunlight in a dry place
- in a dark damp cupboard
- If the aircraft is away from base who may certify the second part of the duplicate inspection ?
- any licensed engineer
- a pilot with a licence for any similar aircraft type
- a pilot with a licence for the aircraft type
- What colour is used to identify a 'primary structure' when using the aircraft Maintenance Manual ?
- Red
- Yellow
- Green
- How many primary bonding conductors are required on an engine ?
- 1 only
- 2 on one side
- 1 on each side
- A lightning strike on an aircraft would show ?
- the entry and exit point
- the entry point only
- the exit point only
- After a heavy landing you should check ?
- engine module alignment
- engine compressor shaft alignment
- engine thrust alignment
- Skin wrinkling on the lower surface of a wing is caused by ?
aircraft will- tension
- hogging
- sagging
- The angle between starts on a double start thread is ?
- 120 degrees
- 180 degrees
- 90 degrees
- How do you prevent earth loops forming on screened cables?
- Earth one end of the screen
- Earth both ends of the screen
- Do not earth the screen
- Spot facing is done to ?
- provide a good surface for welding
- compensate for height in lieu of a spring washer
- provide a flat area on a rough surface
- A jury strut is one giving?
- a part of the structure that takes only tensile loads
- a temporary support
- additional support to a stressed area
- Hi-loks are installed with the ?
- thread and shank not lubricated
- shank lubricated when fitting
- thread lubricated when fitting
- What type of rivet would you use when there is access to only one side of the work ?
- Hilok
- Pop
- Blind
- The maximum temperature for Nyloc nuts is ?
- 120°C
- Pop
- Blind
- What NDT would you carry out on aluminium alloy ?
- Electroflux
- Magnetic flaw
- Ultrasonic
- To check the structure of a wing, which NDT is used ?
- Magnetic Flaw
- Dye penetrant
- Radiographic
- Which of the following NDT methods requires that the surface of the test piece is cleaned down to bare metal ?
- Dye-penetrant
- Magnetic Particle
- Eddy Current
- The fluid used in the 'Oil and Chalk' method of non-destructive testing is a mixture of ?
- lubricating oil and lard oil
- lubricating oil and paraffin
- lubricating oil and petrol
- What is an isotope the power source of ?
- Gamma Rays
- Ultra Violet Rays
- X-Rays
- Vapour phase inhibitor should be used ?
- when degreasing a component
- when re-protecting after corrosion
- when painting an aircraft
- What is used on magnesium to remove corrosion ?
- Strontium chromate
- Selenious acid
- Chromic acid / sulphuric acid solution
- Dents in a tubular push-pull rod are not allowed ?
- in the end thirds of the rod
- in the middle third of the rod
- anywhere on the rod
- What is used on Magnesium to re-protect it ?
- Chromic Acid
- Deoxidine
- Selenious Acid
- Taper pins are used in which of the following applications ?
- To take compression loads
- To take shear loads
- To take compression and shear loads
- What test do you do on a bonded join?
- Peel
- Shear
- Tension
- De-icing fluid Type 1 is used ?
- where holdover times are long
- where the ambient temperature is below -10degrees Centigrade
- for short holdover times
- When an aircraft is pulled out of soft ground, the equipment should be attached to ?
- the tail cone
- the main gear
- the nose gear
- An aircraft should be cleared of snow ?
- using air blast
- using hot fluid
- using cold fluid
- When weighing an aircraft, the hydraulic system should be ?
- filled to 'maximum level' mark
- completely full
- empty
- When weighing an aircraft, the hydrostatic weighing units are positioned ?
- either under or on top of each jack
- one under each jack
- one on top of each jack
- Aircraft measurements aft of the datum are ?
- Either positive or negative
- Positive
- Negative
- The flux used during brazing is a mixture of water and ?
- zinc chloride
- hydrochloric acid
- borax powder
- Brazing material is made from ?
- copper and tin and lead
- copper zinc and silver
- copper, silver and tin
- The materials most commonly soldered in soft soldering are ?
- aluminium and magnesium
- copper zinc and silver
- copper, silver and tin
- Silver solder melts within the range ?
- 200°C - 400°C
- 600°C - 850°C
- 400°C - 550°C
- A flux is used in soldering to ?
- etch the metal surface for more adhesion
- dissolve oxides
- prevent solder spikes
- Plumbers solder is grade ?
- B
- C
- D
- Before soldering stainless steel it must be ?
- Pickled
- Cleaned with emery cloth
- Sand papered
- In a composite repair lay-up, how much should each layer extend beyond the layer below it ?
- 3 - 4 inches
- 2 - 3 inches
- 1 - 2 inches
- Marking out on stainless steel can be clarified by application of ?
- copper sulphate
- sal ammoniac
- ammonia
- A hole drilled at the intersection of two bends in a fabricated sheet metal component is called ?
- a drain hole
- a crack stopper
- a relief hole
- The formula for setback for a 90° bend is ?
- (½R + T)
- (R + T)
- (R + ½T)
- The skin on an aircraft is normally manufactured from ?
- 2024 aluminium alloy
- 7075 aluminium alloy
- 2117 aluminium alloy
- A cable should be replaced when individual wires are worn greater than ?
- 40%
- 60%
- 20%
- HTS aircraft control cables are protected from corrosion by ?
- zinc plating
- cadmium coating
- Galvanising
- How would you use a Pacific T5 tensiometer ?
- Use correct chart and correct riser
- Use a standard riser and use the chart to correct for different sized cables
- Use a load meter to apply the correct load
- Backlash is a type of wear associated with ?
- bearings
- rivets
- gears
- Ball and roller bearings are made from a combination of low carbon steel and a percentage of ?
- Nickel
- Nickel chrome
- Chromium
- The international marking for a breathing oxygen pipe line is a series of ?
- Rectangles
- Diamonds
- Dots
- The international marking for a fire protection pipe line is a series of ?
- circles
- squares
- diamonds
- When carrying out a pressure test on a pipe it should be ?
- twice the working pressure for two minutes
- three times the working pressure for five minutes
- 1.5 times the working pressure
- The minimum rivet pitch is ?
- 2 * the rivet diameter
- 3 * the rivet diameter
- 2 1/2 * the rivet diameter
- What is the approximate distance of the sphere of influence of a rivet ?
- 5 D
- 2 D
- 4 D
- Avdel rivets are closed by ?
- A tapered mandrel
- A broaching process
- A squeezing process
- In British rivets (solid) what is the length grading unit ?
- 1/16
- 1/32
- 1/10
- 1EF6B22 NMSV What does the B mean?
- Circuit function
- Cable number
- Segment letter
- E' on a wire, under ATA 100 is a ?
- phase indication
- system ID code
- cable size
- The minimum distance between electrical cable splices is ?
- 500 mm
- 12 inches
- 3 feet
- The pressure of the insulation crimp jaws on the PIDG crimping tool can be changed by ?
- changing the position of the pins
- using different coloured crimping pliers and terminations
- varying the torque applied to the handles
- To find a high resistance or open circuit, carry out ?
- a milli-volt drop test
- a continuity check
- a bonding check
- How long should a fireproof cable last in a fire ?
- 5 minutes
- 50 minutes
- 15 minutes
- What gauge of pin would a yellow plastic insert/extract tool be used on ?
- 22 - 18
- 16 - 14
- 12 - 10
- The length of a blended repair of corrosion should be no less than ?
- 5 times its depth
- 10 times its depth
- 20 times its depth
- Which of the following is checked when using a 'GO / NO -GO' gauge ?
- Clearance
- Tolerance
- Allowance
- The maximum permissible bow in a steel tube is ?
- 1 : 400
- 1 : 200
- 1 : 600
- NTS on a drawing stands for ?
- Not To Scale
- Not True Scale
- No Tolerance System
- The British Standard for Engineering Drawings is ?
- BS 308
- BS 306
- BS 307
- The maximum value of bonding of a secondary structure is ?
- 1 megohm
- 1 ohm
- 1 kilohm
- A pyrometer is a ?
- thermometer for use at high temperature
- pyramid shaped altimeter
- foam/granule fire extinguisher
- On a long coaxial cable how would you check for discontinuities and shorts in situ ?
- Continuity tester
- Safety ohmmeter
- Time Domain Reflectometer
- The pitch of a hacksaw blade is?
- the number of teeth on the blade
- its length
- the number of teeth per inch
- What is the clearance angle on a normal twist drill ?
- 59 degrees
- 12 degrees
- 130 degrees
- A rivet shaver is used to ?
- Mill the tail after setting
- Mill the tail after cutting
- Mill the head flush
- What temperature should the heat gun be set for shrinking heat shrink sleeve ?
- 100°C above rated temperature
- 100°C below rated temperature
- At the rated temperature