The most common welding accident is _____
a. electrocution
b. arc burns to the eyes
c. burns on the hands and arms
d. falls from heights
c
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Which type of conduit body has a raised cover and allows right angle bends where splices, taps, and pulls are needed in a weatherproof chamber?
a. Type C b. Type T c. Moguls d. Handholes
A technician replaced one HID (High Intensity Discharge) headlight due to road debris damage. Which is the MOST likely result?
A) The new headlight is brighter. B) The headlight color will be different. C) The new headlight is dimmer. D) Both B and C
Whenever we use hot water, most of the heat in it is lost as it goes down the drain. Drain-water heat recovery systems can be used to recapture a significant portion of that heat through the use of a ____.
A. GHX B. DRX C. HXS D. GXD
Los requisitos del NEC® que regulan las baterías para sistemas eléctricos de emergencia se tratan en el:
a. NEC® Artículo 334. b. NEC® Artículo 370. c. NEC® Artículo 430. d. NEC® Artículo 480.