2A753 Volume 4 Structural Maintenance Journeyman

65 Questions | Total Attempts: 331

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2A753 Quizzes & Trivia

When an aircraft suffers damage, it’s essential to fix it and get back in the air. A structural maintenance journey man is responsible for repairing physical damage, Aircraft Structural Maintenance specialists maintain the high quality structures of Air Force aircraft. Find out if you're qualified to be a structural maintenance journey man.


Questions and Answers
  • 1. 
    (601) Other assemblies are directly or indirectly attached to what main aircraft structural assembly?
    • A. 

      Wings.

    • B. 

      Nacelles.

    • C. 

      Fuselage.

    • D. 

      Empennage.

  • 2. 
    (601) What reduces sway or yaw about the vertical axis of an aircraft?
    • A. 

      Wings.

    • B. 

      Fuselage.

    • C. 

      Vertical stabilizer

    • D. 

      Horizontal stabilizer

  • 3. 
    (601) When the cockpit control is moved to the right, the right
    • A. 

      And left ailerons move up.

    • B. 

      And left ailerons move down

    • C. 

      Aileron moves up and the left aileron moves down

    • D. 

      Aileron moves down and the left aileron moves up.

  • 4. 
    (601) Which of these is an auxiliary flight control?
    • A. 

      Flap.

    • B. 

      Rudder.

    • C. 

      Elevator.

    • D. 

      Stabilizer.

  • 5. 
    (601) What provides shape, strength, and rigidity to the aircraft fuselage?
    • A. 

      Spars.

    • B. 

      Stringers.

    • C. 

      Longerons.

    • D. 

      Bulkheads.

  • 6. 
    (601) Aircraft reference lines that indicate vertical planes parallel to the plane of symmetry are called
    • A. 

      Waterlines.

    • B. 

      Buttock lines

    • C. 

      Wing stations

    • D. 

      Fuselage stations

  • 7. 
    (602) What symbol do you enter on the Air Force Technical Order (AFTO) Form 781A when an aircraft is considered unsafe or unfit for flight?
    • A. 

      Red X.

    • B. 

      Red Plus

    • C. 

      Red Dash

    • D. 

      Red Diagonal

  • 8. 
    (602) When a new Air Force Technical Order (AFTO) Form 781A is initiated, what kind of discrepancies must not be transferred to the AFTO Form 781K?
    • A. 

      Red X.

    • B. 

      Red Dash

    • C. 

      Red Diagonal

    • D. 

      Discrepancies with a supply document number

  • 9. 
    (602) What block on the Air Force Technical Order (AFTO) Form 781H do you check after entering a Red X discrepancy in the AFTO Form 781A?
    • A. 

      STATUS TODAY

    • B. 

      SYMBOL STATUS

    • C. 

      CURRENT STATUS

    • D. 

      STATUS CONDITION

  • 10. 
    (603) When performing a visual inspection on nicked plastic assemblies, what are you looking for?
    • A. 

      Nicked area is near the edge of the plastic and spreading inward

    • B. 

      White powdered glass is often seen in a chipped area

    • C. 

      Visibility through the nicked area is slight

    • D. 

      Chipped area has a smooth appearance

  • 11. 
    (603) When inspecting for distortions, besides excellent lighting what else do you use?
    • A. 

      A grid made up of horizontal and vertical lines

    • B. 

      Viewing lines through panel at a distance of at least 40ft away

    • C. 

      A dark background placed outside of the panel while viewing from inside

    • D. 

      A dark grid made up of parallel curved lines of varying lengths and thicknesses

  • 12. 
    (604) When classifying damage to a composite structure, a puncture of a fiberglass panel that extends through one facing is which classification?
    • A. 

      Repairable.

    • B. 

      Class III

    • C. 

      Class II.

    • D. 

      Class I.

  • 13. 
    (604) When is it acceptable to have bubbles on a plastic window?
    • A. 

      Bubbles are never acceptable

    • B. 

      They only impair vision along the edges of the panel.

    • C. 

      They are well scattered and within acceptable number, diameter and spacing

    • D. 

      They do not impair vision, are well scattered and within the limitations of the TO.

  • 14. 
    (605) According to the basic principle of repair, when you make any repair your main concern is the original
    • A. 

      Strength.

    • B. 

      Contour.

    • C. 

      Stresses.

    • D. 

      Weight.

  • 15. 
    (605) Before fastening the doubler and filler together for a flush repair, the repair parts must be
    • A. 

      Filled in with aerodynamic smoothing compound

    • B. 

      Curved to the precise contour of the repair area

    • C. 

      Cut into a circular repair patch

    • D. 

      Replaced as soon as practical

  • 16. 
    (606) When repairing damage to an aircraft, the first step in removing the damaged area is to determine
    • A. 

      How much undamaged area should be removed

    • B. 

      If the damage is near a sub-structural member.

    • C. 

      If the damage is in an open area.

    • D. 

      The final size of the patch.

  • 17. 
    (606) When you’re preparing a cutout for an “open area,” you remove all damage and
    • A. 

      Stop-drill all cracks.

    • B. 

      Relieve stress concentrations.

    • C. 

      Make sure the cutout is centered over a sub-structural member.

    • D. 

      Anneal the cutout areas so the area is not work-hardened during the cutout operation.

  • 18. 
    (606) What factors do you consider when selecting a twist drill to use for chain-drilling removal techniques?
    • A. 

      Size and location of the cutout area

    • B. 

      Diameter and head style of repair fasteners

    • C. 

      Material composition and thickness of the cutout area

    • D. 

      Location of existing fasteners within and outside the cutout area

  • 19. 
    (606) You must consider the location of any existing fasteners near a damaged area when determining the
    • A. 

      Overall size of the cutout

    • B. 

      Material thickness of the repair parts

    • C. 

      Number of fasteners required for the repair

    • D. 

      Classification of the repair to be accomplished

  • 20. 
    (606) An angle drill is used to remove damage when
    • A. 

      The damage is in a limited space

    • B. 

      The skin and sub-structural damage cutout are the same

    • C. 

      The skin and sub-structural damage cutout are not the same

    • D. 

      Only the skin is damaged and the sub-structural member is intact

  • 21. 
    (607) Before you develop a rivet layout for a circular flush repair, you must first establish the
    • A. 

      Center point of the cutout area.

    • B. 

      Head style of the rivets to be used

    • C. 

      Rivet spacing required on the filler plate

    • D. 

      Direction of the stress concentrations within the part being repaired

  • 22. 
    (607) If the location of the rivets on the inner and outer rows of a layout pattern on a square flush patch are the same then the
    • A. 

      Wrong measurements were used to develop the rivet pattern

    • B. 

      Rivet spacing and row spacing are identical

    • C. 

      Doubler is twice the size of the filler plate

    • D. 

      Edge distance is beyond acceptable limits

  • 23. 
    (607) Which layout procedure is very important when developing a rivet pattern for a flush skin repair over a substructural member?
    • A. 

      Locating the centerline of the cutout area to use as a starting point

    • B. 

      Measuring edge distance from the outer edges of the substructural member

    • C. 

      Determining the edge distance requirements for the different head styles of the rivets

    • D. 

      Placing the lengths of rivets required in the repair because of the substructural member

  • 24. 
    (607) To properly develop a rivet pattern for a flush skin repair across a substructural member, the rivet spacing used for calculating the row spacing is the
    • A. 

      Existing rivet spacing for the fasteners in the substructural member

    • B. 

      Smallest rivet spacing available regardless of where the cutout area is located

    • C. 

      Strongest rivet spacing possible based on the diameter of the rivets used in the repair

    • D. 

      Rivet spacing used on one side of the cutout, opposite the width of the substructural member

  • 25. 
    (608) When fabricating a doubler for a flush skin repair in an open area
    • A. 

      Select material that is one-gage thicker than the skin

    • B. 

      Position the doubler material inside the cutout

    • C. 

      Develop a fastener layout on the patch plate

    • D. 

      Split the doubler into two parts.