A.reduce electrolytic action on heat exchanger metals
B.keep heat transfer surfaces shiny and clean
C.prevent rapid accumulation of marine growth
D.provide a protective coating on heat exchanger surfaces
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A.pure resistance
B.capacitive
C.inductive
D.None of the above
A.increased
B.reduced
C.unchanged
D.None of the above
A.single phase
B.two phase
C.three phase
D.four phase
A.zero
B.eliminated
C.different
D.equal
A.power
B.efficiency
C.effective power
D.power factor
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