An R-22 refrigeration system requires a superheat of 8°F. If the evaporator saturation pressure is 43 psig, what should the bulb temperature be?
A) 35°F B) 51°F C) 28°F D) 8°F
C
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Mastitis causes:
a. reduced milk production c. long-term damage to the mammary gland b. the presence of unsaleable milk d. all answers
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What tool would you use to remove the cap of a ballcock?
What will be an ideal response?
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The cutting speed used to do a job depends on:
A) The cutting tool material B) The work material C) The condition of the machine D) All of the above
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Which of the following stamping operations does not produces holes?
A. punching B. piercing C. perforating D. pressing
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