Volume 2

Card Set Information

Volume 2
2010-07-12 03:11:54
CDC Electrical Environmental 2A656

5-level CDCs for E&E (UREs)
Show Answers:

  1. You can remove a difficult screw with a square-shank screwdriver by applying a?
    Wrench to the shank
  2. Which of the following is a true statement concerning a properly ground tip on a standard screwdriver?
    It is square and flat
  3. When striking an object with a hammer, the hammer face should be?
    Paralled to the work
  4. What kind of pliers are mainly for holding or bending flat or round stock?
    Combination slip-joint
  5. What kind of pliers are good for pulling cotter pins?
    Diagonal cutting
  6. What type of pliers would you use to bend thin metal or form loops in wire?
  7. Which wrench is usually the stongest, fastest, and safest in a tool kit?
  8. What sequence of files would you use to file soft steel?
    Start with a second-cut, finish with a smooth file
  9. When filing aluminum or lead, you should use a?
  10. What type of guage would you use to measure an actuating switch clearance?
  11. A precaution concerning torque wrenches is to?
    Never use a torque that has been dropped unless it has been verified
  12. Before storing a torque wrench you have used, you should?
    Set it at its lowest usable setting
  13. Tubing used in aircraft oxygen, fuel, lubrication, fire extinguishing, instruments, hydraulic, and vent lines is?
    Aluminum alloy and stainless steel
  14. When torquing a bolt assembly, what is the force applied to overcome friction?
  15. When installing a cotter pin, ensure the prong that bends over the bolt shank does not exceed the bolt?
  16. What is the maximum number of bolts you can safely wire together in series when using the double-twist method?
  17. Which technical order (TO) tells you the appropriate temperature setting for a wire-marking machine?
  18. Wires and wire bundles should be supported by clamps or grommets at intervals of no more than?
    24 inches
  19. All wire groups or bundles must be tied when supports are more than?
    12 inches apart
  20. How many nicked or broken wire strands are allowed on 16-guage aluminum wire?
  21. Solderless terminals are preferred over soldered types mainly because?
    They are faster, cleaner, and more uniform
  22. What ensures a connector plug and receptacle are not mismated?
    Key-and-key way arrangement
  23. How much will termofit material, used in compact wire bundles, shrink when heat is applied to it?
    Half its original diameter
  24. The EMP-hardened cable provides a barrier to?
    Electrostatic interference
  25. A fixed union between two metallic objects that permits good electrical conductivity between them is?
  26. Never use cushioned clamps in any bonding or grounding connection, because the cushion acts as?
    An insulator
  27. After a bonding or grounding jumper is installed it should read no more than?
    0.1 ohms
  28. Which type of solder is preferred for printed circut boards?
  29. Oxide film is removed from the surface of metals during the soldering process by?
    The soldering flux
  30. How should you shape a soldering iron's copper tip?
    Use a fine file while the tip is cold
  31. How should you clean a plated soldering tip?
    With an abrasive cloth while the tip is cold
  32. Why do we use termal shunts in soldering?
    They protect heat-sensitive components
  33. You can best determine a soldered connection's quality by?
    Giving it a thorough visual inspection
  34. Prior to soldering electronic equipment, ensure the equipment is?
    Disconnected from the power source
  35. How should you test the heat of a soldering iron?
    Touch the tip to solder, away from your body