A ____ overcurrent device is a fuse or circuit breaker that opens the circuit much more quickly than the ordinary device does.
A. current-limiting
B. voltage-limiting
C. fast-acting
D. grounding
Answer: A
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On a roof de-icing system, secure cables to each other using _____.
a. black duct tape b. metal straps c. UV-resistant cable ties d. vinyl electrical tape
Which of the following is correct as regards the responsibility for control?
a. Supervisors, foremen, and other front-line managers have little to do with control. b. Each division head is responsible for control within his or her division. c. The Chief Financial Officer is responsible for the overall control of the total organization d. All of these are correct. e. None of the above are correct.
Danger signs are used when the hazard is imminent and just entering the area in question is likely to result in an injury or toxic exposure
Indicate whether the statement is true or false
A TON timer rung is active and the ACC value is less than the PRE value, so the ________ timer bits are true
A) Only the EN B) Both the TT and DN C) Only the TT D) Both the EN and TT