Boiler final - Study guides, Class notes & Summaries
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ABSA: 4th Class Part B - Comprehensive Exam 2 (150 Multiple Choice, 4th Class Part B, Units 1-12) Questions and Answers Verified 100% Correct
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ABSA: 4th Class Part B - Comprehensive Exam 2 (150 Multiple 
Choice, 4th Class Part B, Units 1-12) Questions and Answers 
Verified 100% Correct 
What must be located outside a Class T machinery room? 
Select one: 
a. Spare flashlights 
b. Disposable coveralls 
c. Machinery shut off switch 
d. Light switches -Answer-c 
Degradation of heat transfer fluid of a hot oil system will begin to occur if: 
Select one: 
a. The oil filter is not serviced regularly 
b. The oil temperature is above a specifie...
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Green Awareness Final Test Review Questions with Complete Solutions
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Green Awareness Final Test Review 
Questions with Complete Solutions 
 
A "Heat Load Calculation" Uses the R values of building materials,Is used to properly size 
heating and cooling systems,Uses indoor and outdoor design temperatures for geographic 
location, All of the above 
 
A Bourdon tube is often found in a pressure gauge 
 
A condensing boiler condenses moisture from the flue gases 
 
A faucet water flow restriction device which adds air to the volume of water is the aerator 
 
A fauc...
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API 570 - Open Book - Practice Exam 2024 Already Passed
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A Hydrotest is conducted on an underground line as a substitute for the external inspection. The 
test pressure is 200 Psig. At the end of the test, the pressure must be at least - API 570 9.8.6 
190 Psig. 
Determine the maximum allowed pressure for a Class 300 flange that has a design temperature 
of 950 °F. The flange material is ASTM A217 Gr. C12 - B16.5 Table 1.1-1 
375 Psig. 
An 8 NPS pipe is being replaced with A106 gr. B material. The pipe retirement thickness (Tmin) 
is 0.218" and the ...
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4 A ABSA Questions with 100% Correct Answers
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4 A ABSA Questions with 100% Correct Answers 
where do we use stays on a fire-tube boiler? 
A) at the top of the boiler 
b)outside of the boiler to mounting brackets 
c) in the steam space of the boiler 
d)between the tubes - Answer- C 
vanstone flange held in place? 
A)screwed fittings 
B)loosely 
C) threaded 
d)star pattern - Answer- B 
effiency of electrostatic precipitator? 
a) 84% 
b)92.9% 
c)98.9% 
d)99.9% - Answer- D 
what is aluminum made from? 
1)pig iron 
2)aluxes 
3)bauxite 
4)copper ...
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4B - U4 Chapter 2, 5 Boiler Start-up, Shutdown (moodle)
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If you have a single boiler in the plant feeding steam lines: Select one: 
a. It is advisable to warm up the steam header with the boiler stop, header stop and the drains open. 
b. Never heat up the boiler and steam lines at the same time. 
c. Always bring the boiler up to full pressure before starting to warm up headers. 
d. Bring the boiler up past the LWCO test then start warming everything simultaneously. 
A 
 
 
 
For a power boiler in steam service the high pressure cutout: Select one: 
a....
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ABSA: 4th Class Part B - Comprehensive Exam 2 (150 Multiple Choice, 4th Class Part B , Units 1-12) Questions And Answers Verified 100% Correct!!
- Exam (elaborations) • 27 pages • 2024
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ABSA: 4th Class Part B - Comprehensive Exam 2 (150 Multiple Choice, 4th Class Part B , Units 1-12) Questions And Answers Verified 100% Correct!! 
What must be located outside a Class T machinery room? 
Select one: 
 
a. Spare flashlights 
b. Disposable coveralls 
c. Machinery shut off switch 
d. Light switches 
c 
 
 
Degradation of heat transfer fluid of a hot oil system will begin to occur if: 
Select one: 
 
a. The oil filter is not serviced regularly 
b. The oil temperature is above a specif...
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ABSA: 4th Class Part B - Comprehensive Exam 2 Questions and Answers 100% Pass
- Exam (elaborations) • 49 pages • 2024
- Available in package deal
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- $14.49
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ABSA: 4th Class Part B - Comprehensive Exam 2 
Questions and Answers 100% Pass 
What must be located outside a Class T machinery room? 
Select one: 
a. Spare flashlights 
b. Disposable coveralls 
c. Machinery shut off switch 
d. Light switches - Answer- c 
Degradation of heat transfer fluid of a hot oil system will begin to occur if: 
Select one: 
a. The oil filter is not serviced regularly 
b. The oil temperature is above a specified range, for an extended period of time 
c. The oil is allowed ...
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High Pressure Boilers Final Exam 2024 Q&A
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High Pressure Boilers Final Exam 2024 
Q&A 
Boiler fittings are necessary for __________ - CORRECT ANSWER-- efficiency 
To prevent failure from pressure over the MAWP, all steam boilers must be equipped 
with at least one __________ - CORRECT ANSWER-- safety valve 
The purpose of a safety valve is to __________ - CORRECT ANSWER-- prevent the 
boiler from exceeding its MAWP 
Safety valves are designed to __________ - CORRECT ANSWER-- pop open 
When testing a safety valve manually, there must be...
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ABSA: 4th Class Part B - Comprehensive Exam 2 Questions and Answers 100% Pass
- Exam (elaborations) • 49 pages • 2024
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- $13.49
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ABSA: 4th Class Part B - Comprehensive Exam 2 
Questions and Answers 100% Pass 
What must be located outside a Class T machinery room? 
Select one: 
a. Spare flashlights 
b. Disposable coveralls 
c. Machinery shut off switch 
d. Light switches - Answer- c 
Degradation of heat transfer fluid of a hot oil system will begin to occur if: 
Select one: 
a. The oil filter is not serviced regularly 
b. The oil temperature is above a specified range, for an extended period of time 
c. The oil is allowed ...
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HVAC Final Exam Electrical For Air Conditioning Questions and Answers 100% Pass
- Exam (elaborations) • 38 pages • 2024
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HVAC Final Exam Electrical For Air Conditioning 
Questions and Answers 100% Pass 
When using a low voltage T-stat for heating and cooling, when would there be a jumper 
between Rh and Rc? 
Select one: 
a. When using a single transformer system 
b. When heating with an oil boiler 
c. When heating with a gas boiler 
d. When using a two transformer system - Correct Answer ️️ -A) When Using a single 
transformer system 
Digital thermostats usually display temperature, time of day, programming an...
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