Compressor capacity can be controlled by:
A) Discharge valve throttling. B) Voltage or current modulation.
C) Cylinder unloading or hot gas bypass. D) Blocking the discharge gas with a solenoid.
C
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Livestock producers are in the business of raising animals for ____
A) fun B) profit C) showing D) racing
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Describe a set of working drawings.
What will be an ideal response?
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A water-source system that gets its water from a well and does not reuse the water is:
A) A closed-loop system. B) Considered a hybrid between an open- and a closed-loop system. C) Called a quasi-closed loop because it still uses a circulating pump. D) An open-loop system.
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What level of DBA is considered the maximum limit of continuous exposure over eight hour days without protection?