Author Question: What is a secondary refrigerant? A) A secondary refrigerant adds extra cooling capacity to the ... (Read 67 times)

ahriuashd · **on:** Jul 24, 2018

What is a secondary refrigerant?

A) A secondary refrigerant adds extra cooling capacity to the primary refrigerant.
B) A secondary refrigerant is used to replace an older CFC or HCFC.
C) A secondary refrigerant absorbs heat through temperature change only.
D) A secondary refrigerant is used in the second stage of a staging system.

Question 2

A significant contribution to the cooling load for the interior portion of a commercial office building is:

A) The solar heat gain.
B) The heat gain through the floors on a multistory building.
C) The heat gain through the partition walls.
D) The heat generated by lighting.