The solder most commonly used on low-pressure copper fittings is made from _____
a. 100% lead
b. 50% tin and 50% silver
c. 95%tin and 5% antimony
d. 45% silver, 25% zinc, and 30% copper
c
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Fully describe the weld required to join piece A1 to piece A2.
Review drawing number 522895A0A and then answer the question.
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Use of the 100' tap rule is limited to installation in high-bay manufacturing buildings with wall heights over _____.
a. 15 feet b. 20 feet c. 35 feet d. 40 feet
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A three-phase induction motor may have _____.
a. 1 pole b. 2 poles c. 5 poles d. 7 poles
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Briefly explain the importance of cells to animal producers
What will be an ideal response?
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