In a split-phase motor, how much greater is the starting current when compared to the fullload current?
a. 2 to 4 times
b. 5 to 7 times
c. 6 to 8 times
d. 8 to 10 times
c. 6 to 8 times
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Which of the following statements regarding evaporator pressure regulators (EPR) is true?
a. The EPR begins to close as the evaporator temperature increases. b. An EPR is installed between the expansion valve and evaporator. c. An EPR is installed between the evaporator and compressor. d. An EPR responds to the outlet pressure of the evaporator.
Which metering device is very sensitive to the amount of refrigerant charge in a system?
a. Thermostatic expansion valve b. Capillary tube c. Electronic expansion valve d. Crankcase pressure regulator
A common application for centrifugal compressors is:
A) Small appliances. B) Low-temperature, commercial refrigeration. C) Commercial water chilling systems. D) Residential split systems.
When flatness is being considered, both overall flatness and flatness for a _________________________ are important.
Fill in the blank(s) with the appropriate word(s).