In eddy current inspection, electrical currents are induced to flow in the test object by a coil of wire that carries

a(n) _____ current.

a. direct
b. pulsed
c. alternating
d. high-voltage


c

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Maximum allowable ceiling temperatures are typically _________ less than the temperature rating of the heat detector.

A. 1? F B. 5? F C. 10? F D. 20? F

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Scroll compressors are becoming popular because they can handle liquid floodback without compressor damage.

Answer the following statement true (T) or false (F)

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The preferred method to clear DTCs is to ________

A) Remove the computer (PCM) Power feed fuse B) Cycle the ignition key on and off 40 times C) Use a scan tool D) Disconnect the negative battery cable for 10 seconds

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What is the purpose of purging with nitrogen while brazing?

A) To prevent oxide formation inside the pipes B) To blow the oxides off the walls before it has a chance to firmly adhere C) To help the flame burn a little hotter D) To check for leaks at the same time you are brazing

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