Steel oversleeves are required on 2-inch hydraulic shores when the excavation width exceeds _____ feet.
a. 2
b. 4
c. 6
d. 8
d. 8
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Plumbing drawings, schedules, and details are successively arranged starting with page ____.
A. Pl-1 B. P-1 C. W-1 D. PD-1
The MOST-Likely result of age and years of exposure to the sun and ozone is:
A. change in outside temperature B. sidewall cracks C. scalloped wear D. toe-out-on-turns
What should be done with damaged tools?
A) Donate them to Goodwill. B) Throw them away. C) Convert them to use for something else. D) Use them more carefully.
A suction superheat measurement higher than the manufacturer's recommended superheat setting indicates that:
A) The system is operating correctly. B) Too much refrigerant is being fed into the evaporator. C) Too little refrigerant is being fed into the evaporator. D) The system is operating even better than the manufacturer's design.