The digital frequency that represents barometric pressure at sea level on an EEC V system is:
A. 92 Hz
B. 159 Hz
C. 100 Hz
D. 50 Hz
Answer: B
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A cold-worked structure can be annealed by heating the metal above the ____ temperature.
A. M. B. critical C. melting D. recrystallization
A company that makes clutch disks for race cars has the annual net cash flows shown for one department.
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How does venting compare on 80 percent and 90 percent efficient heating units?
A) 90 percent furnace vents are 10 percent larger in size than 80 percent furnace vents. B) 80 percent furnaces use type B vent and 90 percent furnaces use PVC pipe for venting material. C) 80 percent units require outside air to be piped in for combustion and 90 percent do not. D) 80 percent furnaces use PVC vent and 90 percent furnaces use type B gas vent.
What is the state of the refrigerant as it leaves the accumulator?
A. Sub cooled liquid B. Superheated vapor C. Superheated liquid D. Sub cooled vapor