Joists are frequently ____-web steel joists, sometimes called bar joists.
A. strong
B. light
C. netted
D. open
Answer: D
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When converting inches to millimeters, you multiply by ____.
A. 0.305 B. 1.639 C. 25.4 D. 645.2
Frayed cords on electrical equipment must be ____________________ or ____________________ immediately.
Fill in the blank(s) with the appropriate word(s).
The sensors used to sense motor temperatures consist of a nonadjustable ____ switch that is normally closed and opens when the temperature rises to a certain level.
A. infrared B. optical C. thermometer D. thermostatic
The rate of taper can be determined if:
A. the large diameter and the small diameter are known B. the large diameter and length are known C. the large diameter, the small diameter, and the length of the tapered section are known