One principle that makes heat pump operation possible is that ...

[ashley]

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

Question 2

What component is responsible for reversing the flow of refrigerant in a heat pump?
 
  A) The reversing valve B) The compressor
  C) The check valves D) The heating charge compensator

[elyse44]

Answer to Question 1

B

Answer to Question 2

A

[ashley]

Thanks for the timely response, appreciate it

[zacnyjessica]

TYSM