What effect do non-condensable gasses have on system performance?
A) Non-condensables do not affect condenser pressure because they do not condense.
B) They cause an increase in head pressure and a decrease in capacity.
C) They cause a decrease in both head pressure and capacity.
D) They cause a decrease in head pressure and an increase in capacity.
B
You might also like to view...
The moldboard plow:
a. turns soil to mix crop residue, livestock manure, lime, and fertilizer b. leaves the crop residue on the surface of the soil c. leaves a large ditch for irrigation purposes d. is no longer used because it encourages erosion
Linear classifications are based entirely on individual evaluations
Indicate whether the statement is true or false
The type(s) of profile is (are) ____.
A. profile of a line B. profile of an arc C. profile of a surface D. profile of a circle E. both a and c
____________________ are chemical solutions that react with the metals used to construct the negative and positive battery plates.
Fill in the blank(s) with the appropriate word(s).