When service equipment hoses with manual shutoff valves are not connected to an A/C system, the valves should be in the:
A) mid-seated position
B) back-seated position
C) closed position
D) open position
Answer : C) closed position
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If greasesweep is used to absorb an oil spill, dispose of it in a regular trash can.
Answer the following statement true (T) or false (F)
Which of the following forces are always present in an AC circuit?
a. Inductance and hysterisis b. Reactance and hysterisis c. Inductance and true power d. Apparent power and inductance
A vibrating grizzly is a type of _____.
a. aggregate screen b. conveyor c. rock crusher d. mining equipment
You are considering five projects, all of which can be considered to last indefinitely. If the company’s MARR is 15% per year, determine which should be selected if they are (a) independent projects, and (b) mutually exclusive alternatives.
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