What part of the symbol is balloon callout C pointing to in Figure 1?
a. Reference line
b. Arrow
c. Tail
b. Arrow
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The addition of a resilient floor covering, such as vinyl tiles, improves the structures-borne sound insulation of a wood joist floor. Will the vinyl tiles also improve the airborne sound insulation of a floor?
What will be an ideal response?
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What type of tray design is designed with perforated openings, typically circular, in the tray deck?
A) Sieve tray B) Valve tray C) Bubble cap tray D) Overhead tray
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A sudden loss of crane load may cause a _____.
a. whiplash effect b. power failure c. fire d. hydraulic problem
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Keep oily materials separated from air to prevent _____ combustion.
What will be an ideal response?
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