How much money did Sweetwater Sound's chiller design save per year in reduced electricity expenses?
A) 4,500 B) 6,000 C) 7,000 D) 3,000
B
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The organization, office or individual responsible for approving equipment, materials, and installation procedures, is the ________.
A. Chief Electrical Inspector B. Electrical Inspector C. Authority Having Jurisdiction D. Chief Fire Inspector
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Define alternating voltage.
What will be an ideal response?
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A precisely drilled hole that controls the amount of gas entering a burner is called
A) A metering device B) A carburetor C) An orifice D) A gas jet
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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
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