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Author Question: One principle that makes heat pump operation possible is: A) Moving heat quickly through a cold ... (Read 308 times)

Davideckstein7

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on: Jul 24, 2018
One principle that makes heat pump operation possible is:
 
  A) Moving heat quickly through a cold object will create thermal induction, drawing in heat from the colder surroundings.
  B) Air velocity over a coil will create friction, raising the temperature of the coil.
  C) The temperature at which a material boils depends on its pressure.
  D) Heat will flow up hill when subjected to a strong magnetic field.

Question 2

A residential HVACR communicating control system includes (you may select more than one):
 
  A) A satellite uplink.
  B) A communicating thermostat or controller.
  C) Communicating equipment control boards.
  D) A dedicated wireless router made specifically for HVACR.


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tsternbergh47

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Reply #1 on: Jul 24, 2018
Answer to Question 1

C

Answer to Question 2

B, C


Davideckstein7

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Reply #2 on: Jul 24, 2018
Both answers were spot on, thank you once again


tsternbergh47

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Reply #3 on: Jul 24, 2018
Great! Please up vote :D


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