Author Question: Refrigeration can be defined as: A) Adding cold to an area or substance. B) Chemically ... (Read 61 times)

anjilletteb · **on:** Jul 24, 2018

Refrigeration can be defined as:

A) Adding cold to an area or substance.
B) Chemically accelerating the molecular counterrotation.
C) Moving heat from where it is not wanted to where it is unobjectionable.
D) Pumping in cold through the use of refrigerant.

Question 2

What is a practical use for knowing a substance's triple point?

A) Triple point is a purely theoretical concept that cannot be actually achieved
B) Calibrating thermometers using the triple point temperature
C) Understanding the practical operating limits of a refrigeration system
D) Understanding that a system may not be charged past the triple point of the refrigerant being used