Surface nonmetallic raceways and their fittings must be designed so that sections can be mechanically coupled together and installed without subjecting the wires to ____.
A. bending
B. abrasion
C. compression
D. tension
Answer: B
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An equalizer beam is used during a dual-crane lift to _____.
a. move a load’s CG to its physical center b. make the loads equal on each crane c. move the load’s CG to half-way between each crane’s hoist line d. make the load on each crane proportional to its capacity
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Unicode offers up to ____ characters.
A. 256 B. 512 C. 16,384 D. 65,536
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The voltage between the "stinger" leg of a delta transformer and ground is:
A) 240 V. B) 277 V. C) 120 V. D) 208 V.
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People under the influence of ____________________ will create a hazard to themselves and others while working on a construction site.
A. alcohol and illegal drugs B. some prescription drugs C. some over-the-counter drugs D. a, b, and c
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