Boiler heating surface - Study guides, Class notes & Summaries
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Special Engineers Exam verified to pass
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Special Engineers Exam 
A. 10 sq ft heating surface - correct answer For the purpose of rating boiler horsepower for an engineers license only, how many boiler square feet of boiler shall be equivilent to one boiler horsepower on a Boiler? 
 
A. 10 sq. ft. heating surface 
B. 5 sq. ft. heating surface 
C. 2.5 sq ft heating surface 
D. 20 sq ft heating surface 
 
B. Boilers operating at a steam or other vapor pressure of 15 psig or less, or a hot water or other liquid boiler that doesnt exceed 16...
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MN Boiler License Questions With Complete Solutions Graded A+
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MN Boiler License Questions With Complete Solutions Graded A+ 
 
a question 
an answer 
what are the conditions necessary for good combustion? 
a) low sulfur content 
b) Thermal, thermocoupler, tubular 
c) turbulence, temperature, time 3T's 
c) turbulence, temperature, time 3T's 
why is secondary air necessary in hand fired boilers? 
a) Necessary to burn the combustible gases 
b) if primary air should fail 
c) used only if sulfur content is high 
a) Necessary to burn the combustible gases 
when ...
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P-99 / Low PSI Oil Burner Operator Questions and Answers 100% Solved
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P-99 / Low PSI Oil Burner Operator 
Questions and Answers 100% Solved 
 
All heating, combustion, and cooking equipment shall be provided with insulation or the 
building construction shall be fire protected, so that during operation the surface of combustible 
construction materials will not be raised to a temperature higher than ____. 170 ̊F 
 
Acceptance tests: Boilers shall not be placed in operation upon completion of construction until 
they have been ____ and an equipment use permit has ...
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Nyc high pressure boiler license Exam Questions with Correct Answers
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Nyc high pressure boiler license 
Exam Questions with Correct 
Answers 
 
The minimum blowdown for a spring loaded safety valve shall be of what percent of set 
pressure? - Answer-10% 
How is the main steam pressure gages tested? - Answer-With an inspectors gage 
Who is in charge of the code for any plumbing installations? - Answer-The nyc plumbing 
code 
When will anchorage or guides be inspected? - Answer-Annually 
How many brass washout plugs does a miniature boiler have? - Answer-3 brass 
wa...
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MD Stationary Engineer Practice Questions and Answers Latest Updated 2024/2025 (100% Correct)
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MD Stationary Engineer Practice Questions and Answers Latest Updated 2024/2025 (100% Correct) Gases of Combustion that cool on Contact with the boiler heating Surface before 
combushion is completed Cause a(n) _________ - Answer Formation of soot and 
smoke 
In the event of a flame failure, the programmer will______ - Answer Secure the 
fuel, purge the firebox, and then shut down 
Boil the water must be conditioned to prevent ______ (3 Answers) - Answer 
Formation of scale, oxygen pitting, carry...
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Nyc high pressure boiler license exam with question and answers latest 2023-2024 update
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Nyc high pressure boiler license exam with question and answers latest update 
The minimum blowdown for a spring loaded safety valve shall be of what percent of set pressure? - ANSWER>>10% 
How is the main steam pressure gages tested? - ANSWER>>With an inspectors gage 
Who is in charge of the code for any plumbing installations? - ANSWER>>The nyc plumbing code 
When will anchorage or guides be inspected? - ANSWER>>Annually 
How many brass washout plugs does a miniature b...
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Massachusetts Journeyman Pipefitter Exam (Heating, Cooling) PJ-01 (Questions with 100% correct answers)
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1/2" correct answers Sight Glass Minimum Connection 
 
3/4" correct answers Low Water Cut-off Draw Minimum Connection 
 
1" correct answers Water Column Minimum Connection 
 
3/4" correct answers Control Manifold Minimum Connection 
 
1/4" correct answers Sight Glass Drain Minimum Connection 
 
1" correct answers Bottom Blow-Off Minimum Connection 
 
2 1/2" correct answers Bottom Blow-Off Maximum Connection 
 
2 1/2" correct answers Surface Blow-Down Maximum Connection 
 
3" correct ans...
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Low pressure boiler practice test fully solved 2023/2024
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Low pressure boiler practice test 
Water, heat and container - correct answer Is necessary to generate steam in a boiler 
 
Heating surface - correct answer The _____ is the part of the boiler with water on one side and heat on the other 
 
Firetube - correct answer A _____ boiler has heat and gases of combustion that pass through tubes surrounded by water 
 
Watertube - correct answer A _____ boiler has water in the tubes and heat and gases of combustion passing around the tubes 
 
Baffles - co...
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MINNESOTA SPECIAL ENGINEER BOILER LICENSE PRACTICE EXAM QUESTIONS WITH 100% CORRECT ANSWERS
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For the purpose of rating boiler horsepower for an Engineers License only, how many square feet of boiler surface shall be equivalent to one boiler horsepower on a boiler? CORRECT ANSWER 10 Sq. Ft. Heating Surface 
 
What is meant by the term "Low Pressure Boiler"? CORRECT ANSWER Boilers operating at a steam or other vapor pressure of 15psig or less, or a hot water or other liquid boiler in which the pressure does not exceed 160 psig or a temperature of 250 degrees F. 
 
A person holding a cur...
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MN Special Engineers Practice Exam| 60 QUESTIONS| WITH COMPLETE SOLUTIONS
- Exam (elaborations) • 6 pages • 2023
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for the purpose of rating boiler horsepower for an Engineers licence only, how many square feet of boiler surface shall be equivalent to one boiler horsepower on a boiler? correct answer: 10 Sq. Ft. Heating Surface 
 
What is meant by the term Low Pressure Boiler? correct answer: boilers operating at a steam or other vapor pressure of 15 psig. or less, or a hot water or other liquid boiler in which the pressure does not exceed 160 psig. Or a temperature of 250 f°. 
 
A person holding a curren...
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