The definition of which term is "the operating resistance of an electrical device"?
A. amplifying
B. impedance
C. energy
D. resistance
Answer: B
You might also like to view...
Why is the quality of meats frozen in a home freezer inferior to that of commercially frozen meats?
What will be an ideal response?
After the certificate of completion has been issued, the owner has the right to withhold what percent of the contracted amount until all claims and contingencies are settled?
a. 5 percent c. 15 percent b. 10 percent d. 29 percent
When the liquid line is restricted, the supply of refrigerant to the metering device is reduced. What is the effect on suction pressure and superheat?
A) Suction is decreased and superheat decreased. B) No change in the suction pressure C) Suction is increased and superheat increased. D) Suction pressure goes down and superheat increases.
What does the emergency heat setting do on a heat pump thermostat?
A) Shuts down all system operation to prevent damage to the system components B) Adds auxiliary heat to the heat from the refrigeration circuit in cold weather C) De-energizes the refrigeration circuit and operates the system on auxiliary heat D) Sounds an alarm whenever the temperature drops below the thermostat set point