Environmental Science > QUESTIONS & ANSWERS > CWEA E1 Study Set Questions and Answers 100% Pass (All)
CWEA E1 Study Set Questions and Answers 100% Pass Confined Space ✔✔A space that: -is large enough to enter and work. -has limited or restricted means for entry. -is not designed for continuou... s occupancy. Hot Work Permit ✔✔An employer's written authorization to perform work capable of providing a source of ignition. Inerting ✔✔A form of purging or ventilating a confined space where an inert gas (such as nitrogen, carbon dioxide or argon) is used to displace the atmosphere in a confined space to remove fire or explosion hazards. Causes oxygen levels to become unstable for re-entry. Oxygen Safe Zone ✔✔19.5% to 23.5% Below 19.5=unsafe for breathing Above 23.5=explosive Leader Line ✔✔The part or area of a drawing to which a number, note or other reference applies. They are solid lines and usually terminate in a single arrowhead. Hydraulic Term: "Resistance" ✔✔A construction in the bore of the pipe which requires more pressure to pass the same amount of water. Hydraulic Term: "Voltage" (Assume water is flowing horizontally so gravity isn't a factor) ✔✔Electric potential is equivalent to pressure and the voltage (or voltage drop/potential difference) is the difference in pressure between two points. Hydraulic Term: "Current" ✔✔Equivalent to a hydraulic volume flow rate; that is the volumetric quantity of flowing water over time. Ohm's Law ✔✔Current through a conductor between two points is directly proportional to the voltage across the two points. S.O.P. ✔✔Standard operating procedure. N.E.C. ✔✔National Electrical Code. N.F.P.A. ✔✔National Fire Protection Association NPT ✔✔National pipe thread. Tapered pipe. Compound Gauge ✔✔Displays negative AND positive pressure measurements Cat1 Meter ✔✔Measures electronics Cat2 Meter ✔✔Measures single-phase receptacles. Cat3 Meter ✔✔Measures 3 phase distribution and single phase lighting equipment. Cat4 Meter ✔✔Measures 3 phase at utility connection and any outdoor connections. L.O.T.O. ✔✔Lock out tag out is an osha regulati [Show More]
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CWEA BUNDLED EXAMS QUESTIONS AND ANSWERS WITH COMPLETE SOLUTIONS
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