The chemical components of CFC refrigerants are:
A) Chlorine, fluorine, and carbon. B) Chlorine, Freon, and chromium.
C) Carbon, frankincense, and Clorox. D) Carbon, Freon, and chlorine.
A
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What happens to the temperature of the refrigerant as you move to the right or left along a constant temperature line inside the saturation curve?
A) The temperature remains the same. B) The temperature increases as you move to the right. C) The enthalpy diagram does not show temperature. D) The temperature increases as you move to the left.
The current in a circuit will decrease as the voltage is increased.
Answer the following statement true (T) or false (F)
In a heat pump system, the evaporator is described as the __________ coil and the condenser is described as the __________ coil.
Fill in the blank(s) with the appropriate word(s).
Which of the following statements is most correct??
A. ?Voltage drop testing tests the circuit while under load. B. ?An ammeter must be connected in parallel to the load. C. ?An ohmmeter tests the circuit under a simulated load. D. ?An ohmmeter is used to measure high voltage.