Listed below are sample questions for 3E151N from our database. Register now to start taking tests for this AFSC! We have 320 questions currently in the database for this category.
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The version of this CDC we have in the database is 1
1 . 37. (211) You should use two flare nut wrenches when tightening flare fittings in order to
prevent twisting of the tubing.
2 . 67. (218) You usually repair leaking oxyacetylene hoses by using a
3 . 93. (225) Which gauge is used to measure clearance by inserting leaves within the opening being measured?
4 . 48. (411) How are switches rated?
Volts and amperes (amps).
5 . 26. (208) When making a joint, you apply pipe joint compound or Teflon tape to the
6 . 38. (017) The CerTest pre-tests are used to
evaluate a student’s current knowledge and identify weak areas that need training.
7 . 75. (418) While using an ohmmeter to troubleshoot an open circuit, you get a low resistance reading. What does this mean?
Continuity is present.
8 . 81. (221) When using the oxyacetylene cutting torch to pierce metal, you’ll need to preheat the metal, then position torch to
½ inch above the metal’s surface.
9 . 47. (410) What does the thermal portion of the thermal-magnetic breaker provide?
10 . 67. (029) What is a process that allows you to get everything you will need to complete the work?
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