High pressure boilers - Study guides, Class notes & Summaries
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Power Engineering Technology (Pet Yr. 1): 4a High Pressure Boilers Exam 100% Pass
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Power Engineering Technology (Pet Yr. 
1): 4a High Pressure Boilers Exam 100% 
 
Pass 
 
A characteristic that made early boilers very inefficient was: 
a. small heating surface 
b. an excess of flat surfaces 
c. the internal furnace 
 
d. lack of good quality fuels a 
 
A hot water boiler is considered a high temperature water boiler when: 
a. it's design pressure is less than 1100kPa 
b. it's operating temperature is greater than 120 degrees celsius 
c. it's operating temperature is less th...
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High Pressure Boilers questions with correct answers
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A low Pressure steam boiler has a MAWP of _____ psi CORRECT ANSWER-15 
 
The higher the steam pressure, the higher the ___ of the water in the boiler. CORRECT ANSWER-boiling point 
 
___ is the amount of energy equal to the evaporation of 34.5 lb of water/hr from and at a feedwater temp of 212F. CORRECT ANSWER-boiler horsepower 
 
When a steam boiler is operating at 100 pounds per square inch gauge pressure (psig), the temp of the water and steam will be approx. ___F. CORRECT ANSWER-338 
 
A hor...
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High Pressure Boilers Exam 1
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High Pressure Boilers Exam 1
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High Pressure Boilers questions with correct answers
- Exam (elaborations) • 19 pages • 2023
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15 CORRECT ANSWER-A low pressure steam boiler has a MAWP of ___ psi. 
 
boiling point? CORRECT ANSWER-The higher the steam pressure, the higher the ___ of the water in the boiler. 
 
one boiler horsepower CORRECT ANSWER-___ is the amount of energy equal to the evaporation of 34.5 lb of water/hr from and at a feedwater temp of 212F. 
 
338 CORRECT ANSWER-When a steam boiler is operating at 100 pounds per square inch gauge pressure (psig), the temp of the water and steam will be approx. ___F. 
 
f...
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High Pressure Boilers questions with correct answers
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In conduction the heat transfers through? CORRECT ANSWER-Contact 
 
The Transfer of heat from a fluid flowing over the surface of a body? CORRECT ANSWER-Convection 
 
The flow of heat through electromagnetic waves is? CORRECT ANSWER-Radiation 
 
A power steam boiler operates at... CORRECT ANSWER-greater than 15 psi steam, or hotwater at 160 psi, or 250 F° 
 
What is a super critical boiler? CORRECT ANSWER-One that operates in excess of 3206 psia or 705.4 degrees F° 
 
A boiler HP is... CORRECT...
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High Pressure Boilers 1069 * Questions and Answers with Rationales Updated 2024
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c - correct answer 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 d - correct answer 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 a - correct answer Boiler surfa...
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High Pressure Boilers Exam with 100% correct Answers
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High Pressure Boilers Exam with 100% correct Answers
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NYC high pressure boiler license Exam Questions and Correct Answers 100%
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NYC high pressure boiler license Exam 
Questions and Correct Answers 100% 
The minimum blowdown for a spring loaded safety valve shall be of what percent of set 
pressure? - CORRECT ANSWER-10% 
How is the main steam pressure gages tested? - CORRECT ANSWER-With an 
inspectors gage 
Who is in charge of the code for any plumbing installations? - CORRECT ANSWER-The 
nyc plumbing code 
When will anchorage or guides be inspected? - CORRECT ANSWER-Annually 
How many brass washout plugs does a minia...
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Nyc high pressure boiler license questions with correct answers
- Exam (elaborations) • 39 pages • 2023
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The minimum blowdown for a spring loaded safety valve shall be of what percent of set pressure? CORRECT ANSWER-10% 
 
How is the main steam pressure gages tested? CORRECT ANSWER-With an inspectors gage 
 
Who is in charge of the code for any plumbing installations? CORRECT ANSWER-The nyc plumbing code 
 
When will anchorage or guides be inspected? CORRECT ANSWER-Annually 
 
How many brass washout plugs does a miniature boiler have? CORRECT ANSWER-3 brass washout plugs, 1" in size 
 
How often i...
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