Figure 1-1 is layout work for a welded steel bar. Determine the total number of inches of steel used to make two bars.
ANS: 148
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For outputs that can be ____________________, be sure equipment is in the start-up position, is properly lubricated, and is ready to run.
Fill in the blank(s) with the appropriate word(s).
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The most common form types encountered on most job sites are wall forms and _____.
a. architectural forms b. column forms c. climbing forms d. stair forms
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What is cos 150o30'? Round to three decimal places.
A. 0.870 B. -0.870 C. 0.866 D. 1
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Compared to reciprocating compressors, centrifugal compressors
A) Can move a larger volume of refrigerant B) Can operate at higher compression ratios C) Can work effectively on smaller systems D) Can operate against higher head pressures
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