Selecting an occupation involves how many basic steps?
A. 3
B. 4
C. 5
D. 7
Answer: A
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What is the purpose of the harmonic balancer?
What will be an ideal response?
Animals with a deficiency in minerals never develop properly and are more susceptible to disease
Indicate whether the statement is true or false
How can a low pressure switch be used as an operating control for a refrigeration case?
A) Because the evaporator pressure goes up and down with the case temperature B) Because commercial refrigeration does n not require close temperature control C) Because the pressure inside the freezer cabinet drops as it gets colder D) Because it is not possible to control commercial refrigeration with a thermostat
The round piece fastened to the outer tips of the condenser fan blade is called the ____.
A. blade brace B. dip ring C. air spreader D. slinger ring