The contacts of a contactor make a complete circuit when the contactor is ____________________, allowing voltage to flow to the controlled load.
Fill in the blank(s) with the appropriate word(s).
energized
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A _____ includes all the work necessary to build a facility and is composed of a series of _____.
a. goal; objectives b. project; jobs c. plan; jobs d. program; costs
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____________________ steel is used for wear resistance in applications involving impact, such as power shovels, rock crushers, mine equipment, and augers.
Fill in the blank(s) with the appropriate word(s).
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What type of binder is used in all brake friction materials?
A) Carbon B) Rubber scrap C) Phenolic resin D) Ceramic powders
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Diversion ditches, dikes, or other suitable means are used to keep water from running into the excavation, especially excavations subject to runoff from heavy rain.