2A656 CDC Vol 2 April 2012

100 Questions | Total Attempts: 85

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CDC Quizzes & Trivia

Electrical Enviornmental Vol 2, Updated April 2012.


Questions and Answers
  • 1. 
    Screwdrivers are sized by the length of the?
    • A. 

      Blade

    • B. 

      Shank

    • C. 

      Handle

    • D. 

      Ferrule

  • 2. 
    When striking an object with a hammer, the hammer face should be?
    • A. 

      Parallel to the work

    • B. 

      Offset to the work

    • C. 

      Slightly angled

    • D. 

      Slightly open

  • 3. 
    What kind of pliers are good for pulling cotter pins?
    • A. 

      Snap rings

    • B. 

      Vise grip

    • C. 

      Long-nose

    • D. 

      Diagonal cutting

  • 4. 
    One advantage of box-end wrenches is that they?
    • A. 

      Are the fastest to use

    • B. 

      Can be hammered on saftley

    • C. 

      Are not likely to slip off the nut

    • D. 

      Are easy to use on recessed bolts

  • 5. 
    Which wrench is usually the strongest, fastest, and safest to in a tool hit?
    • A. 

      Socket

    • B. 

      Box-end

    • C. 

      Open-end

    • D. 

      Adjustable

  • 6. 
    When filing aluminum or lead, you should use?
    • A. 

      Rasp

    • B. 

      Scribe

    • C. 

      Mill file

    • D. 

      Triangular file

  • 7. 
    What type of gauge would you use to measure an actuating switch clearance?
    • A. 

      Gap

    • B. 

      Thread

    • C. 

      Pressure

    • D. 

      Thickness

  • 8. 
    The last verification date on a tourques wrench must not exceed?
    • A. 

      60 workdays

    • B. 

      30 workdays

    • C. 

      60 calender-days

    • D. 

      30 calender-days

  • 9. 
    A precaution concerning tourque wrenches is to?
    • A. 

      Never use an extension with a tourque wrench

    • B. 

      Never use another wrench to secure a bolt before torquing

    • C. 

      Never us a tourque wrench that has been dropped unless it has been verified

    • D. 

      Always calculate the leverage advantage before using a tourque wrench above its rated compacity

  • 10. 
    Before storing a tourque wrench you have used, you should?
    • A. 

      Lubricate it with a light oil

    • B. 

      Set it at its lowest setting

    • C. 

      Check it for accuracy

    • D. 

      Set it at zero setting

  • 11. 
    Tubing used in aircraft oxygen, fuel, lubrication, fire extinguishing, instruments, hydraulic, and vent lines is?
    • A. 

      Stainless steel and teflon alloy

    • B. 

      Stainless steel and copper tubing

    • C. 

      Aluminum alloy and copper tubing

    • D. 

      Aluminum alloy and stainless steel

  • 12. 
    A properly installed bolt has a minimum of how many threads protruding through the nut?
    • A. 

      Four

    • B. 

      Three

    • C. 

      Two

    • D. 

      One

  • 13. 
    When tourquing a bolt assembly, what us the force applied to overcome friction?
    • A. 

      Torsion

    • B. 

      Tension

    • C. 

      Tensile

    • D. 

      Shear

  • 14. 
    When installing a cotter pin, ensure the prong that bends over the bolt shank does not exceed the bolt nut?
    • A. 

      Grip

    • B. 

      Width

    • C. 

      Length

    • D. 

      Diameter

  • 15. 
    Wire insulation may consist of several layers of nonconducting material that provides?
    • A. 

      Thermal protection and fluid resistance

    • B. 

      A method of identification

    • C. 

      Protection from freezing

    • D. 

      Strength and flexibility

  • 16. 
    Which technical order (TO) provides instructions for the Brady Wire Making System?
    • A. 

      00-20-1

    • B. 

      00-20-2

    • C. 

      1-1A-8

    • D. 

      1-1A-14

  • 17. 
    Wires and wire bundles should be supported by clamps or grommets at intervals of no more than?
    • A. 

      15 inches

    • B. 

      20 inches

    • C. 

      24 inches

    • D. 

      26 inches

  • 18. 
    Which color code and corresponding wire sizes are valid for a preinsulated terminal?
    • A. 

      Yellow- 12 and 10

    • B. 

      Brown- 22 and 20

    • C. 

      Blue- 20 and 18

    • D. 

      Red- 16 and 14

  • 19. 
    The indent-type crimping tool should be used only on?
    • A. 

      Preinsulated splices

    • B. 

      Preinsulated terminals

    • C. 

      Noinsulated terminals

    • D. 

      Noninsulated terminal boards

  • 20. 
    When joining copper and aluminum terminal lugs together on the same terminal board stud, separate them with?
    • A. 

      A steel washer

    • B. 

      A copper washer

    • C. 

      A cadmium-plated washer

    • D. 

      An aluminum-alloy washer

  • 21. 
    What do you use as junction points for circuits that are frequently disconnected?
    • A. 

      Conneector plugs

    • B. 

      Terminal boards

    • C. 

      Shielded wires

    • D. 

      Splices

  • 22. 
    When heat is applied to thermofit material, which is used in compact wire bundles, it will shrink by at least?
    • A. 

      One and a half times its original diameter

    • B. 

      One-fourth its original diameter

    • C. 

      One-half its original diameter

    • D. 

      One time its original diameter

  • 23. 
    Never use cushioned clamps in any bonding or grounding connection, because the cushion acts as?
    • A. 

      A conductor

    • B. 

      An insulator

    • C. 

      A semi conductor

    • D. 

      An alternate path for current

  • 24. 
    After a bonding or grounding jumper is insulated, it should read no more than?
    • A. 

      0.02 ohms

    • B. 

      0.01 ohms

    • C. 

      0.2 ohms

    • D. 

      0.1 ohms

  • 25. 
    Oxide film is removed from the surface of metals durning the soldering process by the use of?
    • A. 

      A bristle brush

    • B. 

      The soldering flux

    • C. 

      A soldering iron tip

    • D. 

      An approved solvent

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