ABSA 4B UPDATED COMPLETE QUESTIONS AND CORRECT ANSWERS BUNDLED RESOURCE

ABSA 4B UPDATED COMPLETE QUESTIONS
AND CORRECT ANSWERS BUNDLED
RESOURCE

●● Low pressure or high pressure are the two primary classifications of
____.


centrifugal pumps
sump pumps
boilers
draft fans
pressure controllers
Answer: e


●● The boiler feedwater becomes increasingly ____ as it approaches the
measurement of zero.


acidic
neutral
softer
basic
alkaline

,Answer: a


●● The following hydrocarbon(s) may be entrained in a natural gas
stream:


Propane
Butane
Ethane
Methane
All of the above
Answer: e


●● Although ____ is created, high viscosity oils are still preferred for
low speed/high load systems.


lower floc point oils
lower oil friction
high pour point oils
high velocity oils
higher oil friction
Answer: e


●● Every shift the boiler water should be ____.

,filled with dissolved solids
tested
condensed
replaced
evaporated
Answer: b


●● Sodium sulphite is a commonly used ____ in boilers.


oxygen scavenger
carbon dioxide scavenger
coagulant
pH inhibitor
flocculant
Answer: a


●● Cement may be used for the protective coating of a ____.


u-tube manometers
orifice plates
venturi tubes

, pressure gauges
hot water storage tank
Answer: e


●● The hot exhaust gases from the gas turbine combustor travel
downstream to be ____ in the turbine blading.


expanded
filtered
heating
contracted
cooled
Answer: a


●● Recovery boilers must be shut down immediately when a tube leak
develops because water generates a violent physical reaction upon
contacting ____.


white liquor
black liquor
green liquor
molten smelt
cooking liquor