All of the following statements are true EXCEPT:
A. copper-lined bearings are premium bearings.
B. some bearings are made of solid aluminum alloy.
C. multilayered bearings have steel backs with one or more layers of lining material.
D. dissimilar metals slide against each other with greater friction than similar metals.
Answer: D
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What will be an ideal response?
A ____ is a point of designated elevation that is accessible at all times during the construction.
a.target b.baseline c.reference d.benchmark
Why are split-system installation valves typically not used following installation?
A) They limit flow to the service ports. B) They are usually stuck in the open position. C) They do not control flow to service ports. D) They are usually stuck in the closed position.
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