Which phrase best describes the process of heating copper tubing to a temperature of 1,300°F?
A) Bending B) Hardening C) Slow heating D) Annealing
D
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The lubrication of a motor at prescribed intervals can be accomplished using a _____.
a. countdown clock b. bimetallic relay c. timing relay d. mechanical interlock
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Explain what arching action in masonry is and its significance in building construction.
What will be an ideal response?
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_____ may be used for bicycle stands, agricultural fences and gates, and art sculptures.? ?
Fill in the blank(s) with the appropriate word(s).
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Smaller homes can be designed with ____, a design that places all plumbing close together to reduce pipe lengths, with short pipe runs to the fixtures.
A. pinpoint plumbing B. a single plumbing core C. a minimized plumbing center D. a reduced plumbing outlet
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