M6 Part 2

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    Fatigue strength of a material is determined by

    • Applying an alternating force to the material and determine the number of cycles required to produce fracture
    • Applying tension load
    • Compressing the material
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M6 Part 2
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M6 Part 2 - Quiz

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  • 2. 

    The principle alloy of stainless steel is

    • Chromium

    • Vanadium

    • Molybdenum

    Correct Answer
    A. Chromium
  • 3. 

    Which one of the following materials is non-ferrous?

    • Cast iron

    • Tool Steel

    • Aluminium

    Correct Answer
    A. Aluminium
  • 4. 

    The material most preferred for fair lead, hydraulic seal is

    • Rubber

    • Copper

    • Teflon

    Correct Answer
    A. Teflon
  • 5. 

    For a compression spring, the major strength consideration is the material’s

    • Compressive strength

    • Tensile strength

    • Shear strength

    Correct Answer
    A. Compressive strength
  • 6. 

     The term Al-Clad is used to designate a sheet of Aluminium alloy that has a coating of

    • Pure Aluminium

    • Copper

    • Zinc Chromate

    Correct Answer
    A. Pure Aluminium
  • 7. 

    Copper wire is tinned for protection against

    • Corrosion

    • Heat

    • Wear

    Correct Answer
    A. Corrosion
  • 8. 

    A shake-proof washer has

    • Saw tooth serrations

    • Two or more tabs

    • Thin metal places

    Correct Answer
    A. Saw tooth serrations
  • 9. 

    What type of bearing is used for landing gear wheel?

    • Roller bearing

    • Ball bearing

    • Tapered roller bearing

    Correct Answer
    A. Tapered roller bearing
  • 10. 

    7 x 19 cable is

    • Flexible cable

    • Extra-flexible cable

    • Performed cable

    Correct Answer
    A. Extra-flexible cable
  • 11. 

    Which of the following compression spring will transfer the maximum load?

    • Ground end

    • Open end

    • Closed and Ground end

    Correct Answer
    A. Closed and Ground end
  • 12. 

    The class of fit used on most standard aircraft bolts is

    • Class 1

    • Class 3

    • Class 4

    Correct Answer
    A. Class 3
  • 13. 

    The locking feature used in the high temperature self-locking nut is achieved by

    • Distortion at the end of the nut

    • Insert plastic

    • Tab nut

    Correct Answer
    A. Distortion at the end of the nut
  • 14. 

    When correct tension is obtained, the number of thread showing outside the turn barrel must not be more than

    • 1 thread

    • 1.5 threads

    • 3 threads

    Correct Answer
    A. 3 threads
  • 15. 

    In the turbojet engine, bearing oil seal is pressurized to

    • Keep the bearing cool

    • Make the seal more effective

    • Maintain sea level pressure in the bearing compartment

    Correct Answer
    A. Make the seal more effective
  • 16. 

    Corrosion caused by microbiological growth prone to occur in aircraft

    • Integral tank

    • Oil tank

    • Hydraulic tank

    Correct Answer
    A. Integral tank
  • 17. 

    A combination of residual stresses and corrosive agent will cause

    • Filiform corrosion

    • Stress corrosion

    • Exfoliation corrosion

    Correct Answer
    A. Stress corrosion
  • 18. 

     The advantage of gear reduction compared to direct drive in an aircraft engine is

    • Increase the propeller efficiency

    • Can use a larger engine on the same diameter propeller

    • Reduce the torque of the engine

    Correct Answer
    A. Increase the propeller efficiency
  • 19. 

    Skydrol Hydraulic fluid will damage

    • Thermoplastic windshield

    • Butyl

    • Nylon

    Correct Answer
    A. Thermoplastic windshield
  • 20. 

    Strength of internal wrench MS bolt compared to AN bolt is

    • Same

    • High

    • Low

    Correct Answer
    A. High

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 29, 2009
    Quiz Created by
    Cyberedward
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