The measurement of the capability of a building element to reduce the passage of sound is its ____ (STC).

A. sound transmission classification
B. sound transmission correlation
C. sound tampering classification
D. sound tampering correlation


Answer: A

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Which repair did not make the 60% required profit margin on labor (2.5 multiplier)?

A. Labor sale $7.50 and technician pay $3 B. Labor sale $126 and technician pay $48 C. Labor sale $44 and technician pay $17 D. Labor sale $52 and technician pay $22

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Careful start-up procedures are necessary to prevent damage to the driven equipment and the programmable controller system, or, more importantly, ____________________.

What will be an ideal response?

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The main energy nutrient found in animal rations is _____

a. proteins c. fats b. carbohydrates d. oils

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Traditional concrete masonry unit (CMU) construction is insulated on either the interior or the exterior surface, usually with ____ foam.

A. rigid B. layered C. soft D. particleboard and

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