M7 Part 2

20 Questions | Total Attempts: 391

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Mechanics Quizzes & Trivia

M7 part 2do not share


Questions and Answers
  • 1. 
    Greasing of bearing should be continued until:
    • A. 

      Fresh grease comes out from the other end

    • B. 

      Old grease comes out of the other end

    • C. 

      The pressure gauge shows full reading

  • 2. 
    Select the correct statement with regards to torque loading:
    • A. 

      Threads of bolts and nuts must be lubricated

    • B. 

      Total torque=friction drag torque + desired torque

    • C. 

      To align the castle nut at 10% increase in torque is acceptable

  • 3. 
    Which of the following types of fit has the biggest positive allowance?
    • A. 

      Clearance fit

    • B. 

      Interference fit

    • C. 

      Transition fit

  • 4. 
    Grease and oil must be kept away from:
    • A. 

      Nitrogen cylinder

    • B. 

      Oxygen cylinder

    • C. 

      Carbon dioxide cylinder

  • 5. 
    Aviators’ breathing oxygen cylinders installed on aircraft are color code:
    • A. 

      Green

    • B. 

      Black

    • C. 

      Blue

  • 6. 
    After a metal working job is completed and a hand file is ready for storage, it should be:
    • A. 

      Lightly oiled and wrapped in a apaer or plastic and put in a drawer

    • B. 

      Cleaned and hung on a rack

    • C. 

      Coated with a waxed-based inhibiting fluid and stored vertically in a thin containing other files.

  • 7. 
    The flare angle of an aircraft rigid fluid line is:
    • A. 

      37 degree

    • B. 

      45 degree

    • C. 

      60 degree

  • 8. 
    When wires in a wiring loom bundle are spliced, the splices should be:
    • A. 

      All grounded together at one point

    • B. 

      Grouped together in pares along the bundles

    • C. 

      Staggered along the bundle

  • 9. 
    During riveting which one of the following factors is most likely to cause buckling of the sheets?
    • A. 

      The rivet hole is too large

    • B. 

      The rivet hole is too small

    • C. 

      Insufficient driving of the rivet

  • 10. 
     An aircraft part having a specified dimension of 1.5 inches and a tolerance of +0.004 inches could be manufactured to a size that is in the range.
    • A. 

      1.496 inches to 1.504 inches

    • B. 

      1.5 inches to 1.504 inches

    • C. 

      1.496 inches to 1.5 inches

  • 11. 
    Which one of the following fit has the largest interference?
    • A. 

      Running fit

    • B. 

      Drive fit

    • C. 

      Push fit

  • 12. 
    When drying an aircraft wheel bearing with compressed air after cleaning, it is      important that:
    • A. 

      The bearing is spun in one direction only

    • B. 

      The bearing is not spun

    • C. 

      The bearing is spun in both directions for an equal time

  • 13. 
    Sealing in a flare-less fitting is obtained by a:
    • A. 

      Thermal and taper

    • B. 

      Compression sleeve

    • C. 

      Bead

  • 14. 
    Which of the following hydraulic fluid is colored red?
    • A. 

      ML-H-7644

    • B. 

      MIL- H-5606

    • C. 

      Skydrol LD

  • 15. 
    Dulling of a metal surface that has been exposed to battery fumes, exhaust gases or       salt spray would indicate:
    • A. 

      Uniform surface corrosion

    • B. 

      Filiform corrosion

    • C. 

      Galvanic corrosion

  • 16. 
    Countersunk is best carried out by using
    • A. 

      An oversize drill

    • B. 

      A stop countersunk tool

    • C. 

      A rose bit

  • 17. 
    For installation of rigid hydraulic lines the tube should be:
    • A. 

      Pulled to the fitting using the nut, to ensure a lock proof connection

    • B. 

      Installed with at least one bend to allow for expansion and contraction

    • C. 

      Installed such that it always runs above electrical wire bundles

  • 18. 
    When trouble shooting an electrical circuit you would likely to use:
    • A. 

      An ohmmeter in parallel, while the circuit is still powered

    • B. 

      An ammeter in parallel, while the circuit is still powered

    • C. 

      A voltmeter in parallel, while the circuit is still powered

  • 19. 
    Teflon hose has permanent set after removal.
    • A. 

      straighten hose before reinstall

    • B. 

      Hose cannot be re-used

    • C. 

      Do not attempt to re-straighten hose

  • 20. 
    The significance of 60 in the 60/40 solder is the % of:
    • A. 

      Tin content

    • B. 

      Lead content

    • C. 

      Zinc content