Centrifugal chillers range in size from ____ tons.
A. 10 to 50
B. 10 to 80
C. 50 to 500
D. 100 to 10,000
Answer: D
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Holes for planting trees and shrubs can be excavated using which of the following?
a. by hand b. using an auger c. using a backhoe d. all of the above
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An element represents a component that always performs the same function in a building.
Answer the following statement true (T) or false (F)
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The outdoor ambient temperature for AHRI rating condition "A" is:
A) 75°F. B) 95°F. C) 85°F. D) 70°F.
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Which tool is necessary to measure flatness of engine components?
A) Straight edge B) Feeler gauge C) Both A and B D) Neither A nor B
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