Proper precautions must be followed when removing refrigerant from air-conditioning systems to avoid the potential risk of oxygen deficiency.

Answer the following statement true (T) or false (F)


True

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Which of the following is NOT an example of a nonferrous metal?

A. Titanium B. Zirconium C. Hastelloy D. Tantalum

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If the resistance decreases in Figure 13-1, the impedance ________

A) decreases B) remains the same C) becomes zero D) increases

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An order for 100 of a product is processed on work center 123. The setup time is 60 minutes and the run time is 5 minutes per piece. If the order is run on two machines in the work center, and the setups are made simultaneously, the elapsed time will be:

A) 250 minutes. B) 310 minutes. C) 500 minutes. D) 560 minutes.

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Copper granules are bonded to the surface of some architectural shingles to provide _____

a. ultraviolet protection b. corrosion resistance c. an attractive color d. fungus and algae resistance

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