The two classifications of overload relays are thermal and _____.
a. magnetic
b. shading
c. eutectic
d. bimetallic
a. magnetic
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When the path of the current flow is interrupted, the circuit is termed ____________________ or broken.
Fill in the blank(s) with the appropriate word(s).
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A ____________________ with flight recorder functions may be useful during a test drive.
Fill in the blank(s) with the appropriate word(s).
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When you are called to troubleshoot a HVAC or refrigeration system, you should use all of your senses to determine what parts of the HVAC or refrigeration system are operating correctly
Indicate whether the statement is true or false
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Which of the following terms are also used for the error detector?
A. error generator B. comparer C. summing junction D. comparator E. b, c, and d
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