An outdoor receptacle, in a location protected from the weather or in other damp locations, requires ____ when the receptacle is covered.
A. no additional enclosure for the receptacle that is weatherproof
B. a water-resistant enclosure
C. specific placement under a suitable overhang
D. an enclosure for the receptacle that is weatherproof
Answer: D
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Which of the following was NOT among the platform planks adopted by the Populist party in their convention of 1892?
A. government ownership of the railroads, telephone, and telegraph B. free and unlimited coinage of silver in the ratio of 16 to 1 C. the adoption of the initiative petition and the referendum D. government guarantees of parity prices for farmers E. immigration restrictions
The most frequently employed schematic symbols are those used by the National ____ Association (NEMA).
a. Electromechanical b. Electric Motor c. Electrical Manufacturers d. Electromagnetic
Most manufacturers specify a maximum axial play for ball joints of about ________
A) 0.030 in. B) 0.003 in. C) 0.050 in. D) 0.010 in.
To prevent bending and other damages, open-web steel joists should be stored _____
a. on their bottom chords b. lying on one side c. standing on end d. on their top chords