In a water-cooled condenser, what do an increase in head pressure and a decrease in temperature difference across the condenser indicate?
A) Undersized condenser B) Low water flow
C) Scaling on tubing D) Low-pH water
Question 2
What is galvanized iron pipe?
A) Galvanized iron pipe is dipped in zinc to make it resistant to corrosion.
B) Galvanized iron pipe is simply another name for steel pipe.
C) Galvanized iron pipe has an outer Teflon coating to help it resist corrosion.
D) Galvanized iron pipe has been treated to prevent galvanic corrosion.