Trivia Facts Quiz On Aircraft Electrical Systems And Engine!

20 Questions | Total Attempts: 346

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Trivia Facts Quiz On Aircraft Electrical Systems And Engine!

Welcome to the Trivia Facts Quiz on Aircraft Electrical Systems and Engine. Do you consider yourself quite knowledgeable when it comes to the maintenance of an aircraft? If an aircraft is not up to operating to its full potential, it can be disastrous. Well, the quiz below is perfect for seeing just how much you about maintaining an aircraft. All the best!


Questions and Answers
  • 1. 
     A heavy criss-cross wear pattern on the groove of the pulley is due to
    • A. 

      Excessive cable tension

    • B. 

      Pulley too big for the cable diameter

    • C. 

      Jammed pulley

  • 2. 
    Screw used in the standard aeronautical screw threads are
    • A. 

      B4 screw and American standard

    • B. 

      Metric thread of 60 degree

    • C. 

      American NC threads are also called unified threads

  • 3. 
    For an aircraft with a hydraulic system that operates above 3000psi, the fluid line is most likely to be
    • A. 

      Pure aluminum tubing

    • B. 

      Stainless steel tubing

    • C. 

      Aluminum alloy tubing

  • 4. 
    One complete revolution of a single start thread will give the lead of the shaft equal to
    • A. 

      Half the pitch

    • B. 

      Pitch

    • C. 

      2 times pitch

  • 5. 
    Which of the following most closely resemble Inconel?
    • A. 

      High carbon steel

    • B. 

      Stainless steel

    • C. 

      Aluminum alloy

  • 6. 
    The length of the rivet is the:-
    • A. 

      Total length of countersunk rivet

    • B. 

      Length between the flat end to the top of the universal head

    • C. 

      The length of the shank

  • 7. 
    The wrap direction of the top layer of fabric of a composite structure that requires repair is typically found by
    • A. 

      Determine the direction of the edge of the fabric

    • B. 

      Refer to the structure repair manual

    • C. 

      Using the wrap compass

  • 8. 
    Chromium-Molybdenum material is used on
    • A. 

      Landing gear and engine mount

    • B. 

      Bolts and nuts

    • C. 

      Firewall panels

  • 9. 
    Anodic oxidation is applied to parts made of
    • A. 

      Aluminum alloy

    • B. 

      Non-stainless steel

    • C. 

      Stainless steel

  • 10. 
    Which one of the following aluminum alloy is most brittle?
    • A. 

      2017 aluminum alloy

    • B. 

      Cast aluminum

    • C. 

      2024 aluminum

  • 11. 
    Locking wire should not go through the inspection hole
    • A. 

      At the middle of the turn barrel

    • B. 

      At the end of push pull rod

    • C. 

      At the end of the eye bolt

  • 12. 
    Alcad is a layer of pure aluminum rolled on the surface of heated aluminum alloy metal. The total thickness allowable is
    • A. 

      Maximum 5% of the base material thickness

    • B. 

      5% to 10% of the base material thickness

    • C. 

      More than 20% of the base material thickness

  • 13. 
    Selection of engine valve spring should consider its material
    • A. 

      Tensile strength

    • B. 

      Torsion strength

    • C. 

      Fatigue strength

  • 14. 
    The primary alloying element of 2024 Aluminum alloy is
    • A. 

      Zinc

    • B. 

      Copper

    • C. 

      Magnesium

  • 15. 
    Aircraft under high-temperature climate condition will cause
    • A. 

      No effect on cable tension

    • B. 

      Increase in cable tension

  • 16. 
    Electrical cable used to connect radio and high frequency equipment is
    • A. 

      Co-axial cable

    • B. 

      Single strand cable

    • C. 

      Multistrands cable

  • 17. 
    Acceptable check to confirm delamination of composite material is
    • A. 

      Visual and coin tap

    • B. 

      Coin tap method if no fault found, followed by ultrasonic test

    • C. 

      Coin tap and ultrasonic test

  • 18. 
    Proper crimping of electrical wires using lug
    • A. 

      Should have at least the same strength as the wire

    • B. 

      Should have the same tensile strength

    • C. 

      Should have good shear strength

  • 19. 
    Acrylic plastic can be damaged by
    • A. 

      Cleaning solvent

    • B. 

      Sunlight

    • C. 

      Temperature of 50 degree Celsius

  • 20. 
    Blind rivet can be replaced by solid shank rivet
    • A. 

      Only if allowed by the repair scheme

    • B. 

      Only when blind rivets are out of stock

    • C. 

      Technician can use their experience

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