Feedwater - Study guides, Class notes & Summaries
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ABSA 4B EXAM QUIZ BANK | 1566 QUESTIONS | WITH ALL CORRECT SOLUTIONS.
- Exam (elaborations) • 277 pages • 2023
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ABSA 4B EXAM QUIZ BANK | 1566 QUESTIONS | WITH ALL CORRECT SOLUTIONS. 
 
Internal ____ is not required for dynamic type compressors. 
 
seals 
lubrication 
pressure monitoring 
corrosion monitoring 
temperature monitoring 
b 
Low pressure or high pressure are the two primary classifications of ____. 
 
centrifugal pumps 
sump pumps 
boilers 
draft fans 
pressure controllers 
e 
The boiler feedwater becomes increasingly ____ as it approaches the measurement of zero. 
 
acidic 
neutral 
softer 
ba...
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High Pressure Boilers 1069 * QUESTIONS WITH COMPLETE SOLUTIONS
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Boiler water is treated in order to prevent 
 
a) sludge, mud, pitting, corrosion 
b) foaming, corrosion, carryover, sludge 
c) sludge, corrosion, scale, carryover 
d) scale, sludge, mud, pitting 
e) foaming, carryover, pitting, corrosion c 
 
Dissolved solids in raw water 
 
a) cause pitting of boiler surfaces 
b) cause grooving of piping surfaces 
c) are organic matter 
d) cannot be removed with filters 
e) cause corrosion of boiler surfaces d 
 
Boiler surfaces may have what appears to ...
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Stationary Engineer local 99| 214 questions| with complete solutions
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In a reciprocating feedwater pump, the _______________ 
 A. water piston is larger than the steam piston 
 B. water and steam piston are the same size 
 C. steam piston is larger than the water piston 
 D. steam valve has to be as large as the water valve correct answer: C. steam piston is larger than the water piston 
 
An ignition arch is used with a(n) ________________ stoker 
 A. sidefeed 
 B. spreader 
 C. underfeed 
 D. chain grate correct answer: D. Chain grate 
 
The try cocks on a wat...
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Stationary Engineer local 99 || very Flawless.
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In a reciprocating feedwater pump, the _______________ 
 A. water piston is larger than the steam piston 
 B. water and steam piston are the same size 
 C. steam piston is larger than the water piston 
 D. steam valve has to be as large as the water valve correct answers C. steam piston is larger than the water piston 
 
An ignition arch is used with a(n) ________________ stoker 
 A. sidefeed 
 B. spreader 
 C. underfeed 
 D. chain grate correct answers D. Chain grate 
 
The try cocks on a water...
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ABSA 4B EXAM Questions with Complete Solutions 100% Verified 2024/2025
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ABSA 4B EXAM Questions with Complete Solutions 100% Verified 2024/2025 
Internal ____ is not required for dynamic type compressors. 
 
seals 
lubrication 
pressure monitoring 
corrosion monitoring 
temperature monitoring - Correct Answer b 
 
Low pressure or high pressure are the two primary classifications of ____. 
 
centrifugal pumps 
sump pumps 
boilers 
draft fans 
pressure controllers - Correct Answer e 
 
The boiler feedwater becomes increasingly ____ as it approaches the measurement of z...
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Plant Operations BOMA Pre-Quiz 1-100 Latest Version Already Passed
- Exam (elaborations) • 34 pages • 2024
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Plant Operations BOMA Pre-Quiz 1-100 
Latest Version Already Passed 
 
How may fittings be attached to a high pressure boiler? 
a. threaded 
b. certified welds 
 
c. flanges 
d. any of the above d. any of the above 
 
Which test determines the relieving capacity of safety valves? 
a. hydrostatic test 
b. accumulation test 
 
c. orsat test 
 
ration test b. accumulation test 
 
Flue gasses can leave at high temperatures. We can recover some of this heat using a(n): 
a. flash tank 
b. open feedwat...
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ABSA 4B EXAM |1566 Questions| with Complete Solutions
- Exam (elaborations) • 557 pages • 2024
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Internal ____ is not required for dynamic type compressors. 
 
seals 
lubrication 
pressure monitoring 
corrosion monitoring 
temperature monitoring Correct Answer-b 
 
Low pressure or high pressure are the two primary classifications of ____. 
 
centrifugal pumps 
sump pumps 
boilers 
draft fans 
pressure controllers Correct Answer-e 
 
The boiler feedwater becomes increasingly ____ as it approaches the measurement of zero. 
 
acidic
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ABSA: 4th Class Part B - Comprehensive Exam 1 Questions with Complete Solutions 2024/2025
- Exam (elaborations) • 43 pages • 2024
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ABSA: 4th Class Part B - Comprehensive Exam 1 Questions with Complete Solutions 2024/2025 
Temporary hardness in feedwater is caused by: 
Select one: 
 
a. Magnesium sulphate 
b. Calcium carbonate 
c. Magnesium bicarbonate 
d. Sodium nitrate - Correct Answer c 
 
What is the recommended boiler water pH for wet layup? 
Select one: 
 
a. 10 
b. 12 
c. 7.5 
d. 7 - Correct Answer a 
 
A photoelectric flame scanner: 
Select one: 
 
a. Produces a steady voltage signal 
b. Requires a clear line of sigh...
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Power Engineering 4a - Unit 12 - Elements of a boiler system latest update graded A+
- Exam (elaborations) • 53 pages • 2024
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Power Engineering 4a - Unit 12 - 
Elements of a boiler system latest 
 
update graded A+ 
 
Carbon that is not combined with hydrogen is referred to as: 
Select one: 
a. Mono-carbon 
b. Separated carbon 
c. Free carbon 
 
d. Fixed carbon D 
 
As a general rule the size of the condensate receiver should be large enough to hold a volume of 
condensate equal to the water evaporated by the boiler in a _____ period. 
Select one: 
a. One and one half hour 
b. One hour 
c. 45 minute 
 
d. 20 to 30 minu...
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Power Engineering 4th Class - B4 Study Guide Exam Fully Solved 2024.
- Exam (elaborations) • 25 pages • 2024
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A typical natural gas flame should be: 
 
a. blue, with orange at the tip of the flame 
b. asymmetrical, and as close as possible to the heat transfer surfaces. 
c. bright yellow, with black tips. 
d. bright yellow, with orange tips. - Answer a 
 
Which of the following is NOT done when preparing a steam boiler feedwater system? 
 
a. Confirm that the boiler water level is within range. 
b. Verify that the boiler feedwater pumps are in service. 
c. Place the feedwater pre-treatment equipment i...
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