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ABSA 4B FINAL EXAM, PRACTICE EXAM AND STUDY
GUIDE (ALL IN ONE DOCUMENT) LATEST 2025 / 2026
ACTUAL EXAM WITH COMPLETE QUESTIONS AND
CORRECT DETAILED ANSWERS (100% VERIFIED
ANSWERS) |ALREADY GRADED A+| || LATEST
EXAM!!! ||BRANDNEW!!!||
Internal ____ is not required for dynamic type compressors.
seals lubrication pressure monitoring corrosion monitoring temperature monitoring - Answer-b
Low pressure or high pressure are the two primary classifications of ____.
centrifugal pumps sump pumps boilers 1 / 4
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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
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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 3 / 4
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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
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