M7 Part 2

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  • 1/20 Questions

    Which of the following types of fit has the biggest positive allowance?

    • Clearance fit
    • Interference fit
    • Transition fit
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M7 part 2
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  • 2. 

    Grease and oil must be kept away from:

    • Nitrogen cylinder

    • Oxygen cylinder

    • Carbon dioxide cylinder

    Correct Answer
    A. Oxygen cylinder
  • 3. 

    Countersunk is best carried out by using

    • An oversize drill

    • A stop countersunk tool

    • A rose bit

    Correct Answer
    A. A stop countersunk tool
  • 4. 

    The flare angle of an aircraft rigid fluid line is:

    • 37 degree

    • 45 degree

    • 60 degree

    Correct Answer
    A. 37 degree
  • 5. 

    When wires in a wiring loom bundle are spliced, the splices should be:

    • All grounded together at one point

    • Grouped together in pares along the bundles

    • Staggered along the bundle

    Correct Answer
    A. Staggered along the bundle
  • 6. 

     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.

    • 1.496 inches to 1.504 inches

    • 1.5 inches to 1.504 inches

    • 1.496 inches to 1.5 inches

    Correct Answer
    A. 1.5 inches to 1.504 inches
  • 7. 

    Greasing of bearing should be continued until:

    • Fresh grease comes out from the other end

    • Old grease comes out of the other end

    • The pressure gauge shows full reading

    Correct Answer
    A. Fresh grease comes out from the other end
  • 8. 

    Sealing in a flare-less fitting is obtained by a:

    • Thermal and taper

    • Compression sleeve

    • Bead

    Correct Answer
    A. Compression sleeve
  • 9. 

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

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

    • Cleaned and hung on a rack

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

    Correct Answer
    A. Cleaned and hung on a rack
  • 10. 

    Aviators’ breathing oxygen cylinders installed on aircraft are color code:

    • Green

    • Black

    • Blue

    Correct Answer
    A. Green
  • 11. 

    For installation of rigid hydraulic lines the tube should be:

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

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

    • Installed such that it always runs above electrical wire bundles

    Correct Answer
    A. Installed with at least one bend to allow for expansion and contraction
  • 12. 

    Select the correct statement with regards to torque loading:

    • Threads of bolts and nuts must be lubricated

    • Total torque=friction drag torque + desired torque

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

    Correct Answer
    A. Total torque=friction drag torque + desired torque
  • 13. 

    Which of the following hydraulic fluid is colored red?

    • ML-H-7644

    • MIL- H-5606

    • Skydrol LD

    Correct Answer
    A. MIL- H-5606
  • 14. 

    The significance of 60 in the 60/40 solder is the % of:

    • Tin content

    • Lead content

    • Zinc content

    Correct Answer
    A. Tin content
  • 15. 

    Which one of the following fit has the largest interference?

    • Running fit

    • Drive fit

    • Push fit

    Correct Answer
    A. Drive fit
  • 16. 

    When trouble shooting an electrical circuit you would likely to use:

    • An ohmmeter in parallel, while the circuit is still powered

    • An ammeter in parallel, while the circuit is still powered

    • A voltmeter in parallel, while the circuit is still powered

    Correct Answer
    A. A voltmeter in parallel, while the circuit is still powered
  • 17. 

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

    • The rivet hole is too large

    • The rivet hole is too small

    • Insufficient driving of the rivet

    Correct Answer
    A. The rivet hole is too small
  • 18. 

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

    • Uniform surface corrosion

    • Filiform corrosion

    • Galvanic corrosion

    Correct Answer
    A. Uniform surface corrosion
  • 19. 

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

    • The bearing is spun in one direction only

    • The bearing is not spun

    • The bearing is spun in both directions for an equal time

    Correct Answer
    A. The bearing is not spun
  • 20. 

    Teflon hose has permanent set after removal.

    • straighten hose before reinstall

    • Hose cannot be re-used

    • Do not attempt to re-straighten hose

    Correct Answer
    A. Do not attempt to re-straighten hose

Quiz Review Timeline (Updated): Mar 18, 2022 +

Our quizzes are rigorously reviewed, monitored and continuously updated by our expert board to maintain accuracy, relevance, and timeliness.

  • Current Version
  • Mar 18, 2022
    Quiz Edited by
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  • Sep 30, 2009
    Quiz Created by
    Cyberedward
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