What effect do noncondensable gases have on system performance?
A) They cause an increase in head pressure and a decrease in capacity.
B) They cause a decrease in head pressure and an increase in capacity.
C) Noncondensables do not affect condenser pressure because they do not condense.
D) They cause a decrease in both head pressure and capacity.
A
You might also like to view...
Frogleg wound armatures are most often used in small machines.
Answer the following statement true (T) or false (F)
Which materials are commonly used for cladding wood windows? What is the purpose of cladding, and which parts of a window are clad? Explain how the cladding helps to secure a window to the opening.
What will be an ideal response?
Divide (41°48') ÷ 4.
Fill in the blank(s) with the appropriate word(s).
A customer complains that sometimes the ignition switch will not unlock and the key will not turn. A preliminary inspection reveals that turning the steering wheel does not help but repositioning the key, after several attempts, unlocks the ignition.
Technician A says the problem could be the column assembly is misaligned. Technician B says the problem could be the ignition key is worn.