The size indicated for the diameter of copper tubing used for plumbing is the ____.

A. inside diameter
B. outside diameter
C. wall thickness
D. None of the above.


Answer: A

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What is 115% of 17?

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What will be an ideal response?

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What will be an ideal response?

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Semihermetic compressors on large commercial AC units use ________ to stage the compressor by cutting out individual cylinders in response to load changes

A) king valves B) TXV valves C) automatic expansion valves D) unloaders

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