A current-limiting circuit breaker performs in a manner similar to conventional thermomagnetic circuit breakers at currents below a threshold of about _____.
a. 600A
b. 700A
c. 800A
d. 1,000A
d. 1,000A
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____________________ are designed to open and close an electrical circuit.
Fill in the blank(s) with the appropriate word(s).
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Which of the following methods are used to conduct a JSA?
a. Evaluate job descriptions b. Questionnaire distribution c. Direct observation d. Evaluate SOPs
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Why do water-cooled condensing units require an interlock in the condensing unit control circuit?
What will be an ideal response?
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If a digital meter face shows 0.93 when set to k ohms, the reading means ______
A) 9300 ohms B) 93000 ohms C) 93 ohms D) 930 ohms
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