Boiler water - Study guides, Class notes & Summaries
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Minnesota Special Engineer Boiler License Exam Prep (2023/2024 Update) | Questions and Verified Answers| 100% Correct
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Minnesota Special Engineer Boiler License Exam Prep (2023/2024 Update) | Questions and Verified Answers| 100% Correct 
 
Q: A feed water line must have what two valves? 
 
 
Answer: 
Check & stop 
 
 
 
Q: After a new boiler is installed, what must be performed? 
 
 
Answer: 
Hydrostatic test 
 
 
 
Q: All stationary boilers of what pressure must have 2 valves on the blow off line? 
 
 
Answer: 
100psi 
 
 
 
Q: How is boiler efficiency calculated? 
 
 
Answer: 
Output divided by input 
 
 
 
Q:...
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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 
whe...
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High Pressure Boilers Exam Bundle
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Water boiler test with complete solutions

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Unit 12 - High Pressure Boiler Design Exam Questions and Answers 2024

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Steam boilers (chapter 1) exam with 100% correct answers

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Station engineer exam 2024 questions and answers -graded a

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Special
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3rd class stationary steam engineer license prep questions with complete solutions
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_________ are necessary for complete combustion correct answer: time, temperature, mixture, and atomization 
 
if the steam pressure gauge indicates 200 PSIG, the absolute pressure is______ correct answer: 214.7 
 
a boiler is operating at 400 PSI, and the safety valve opens at 410 PSI and closes at 398 PSI. The blowdown is______psi correct answer: 12 
 
an oil cooler is commonly used with a(n) ________ when operating in conjunction with a turbo-generator correct answer: steam turbine 
 
a b...
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Detroit Stationary Engineer 3rd Class Practice Exam 1 Correct 100%
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Lost motion in a duplex direct acting boiler feed pump: 
a. Is necessary 
b. Should be avoided 
c. Is due to wear on the tappets and callas. - ANSWER a. Is necessary 
 
A scotch marine boiler is: 
a. Horizontal fire tube boiler 
b. Vertical fire tube boiler 
c. Water tube boiler - ANSWER a. Horizontal fire tube boiler 
 
Lead is the amount the valve is open when the: 
a. Crank is on dead center 
b. Valve is midway on its stroke 
c. Eccentric is exactly 90 degrees ahead of the crank - ANSWER a. C...
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2024 update DC Third testing Questions and Answers 100% Pass
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2024 update DC Third testing Questions and 
Answers 100% Pass 
The component in which liquid vapor by absorbing heat is called? - Correct Answer ️️ - 
Evaporator 
Select the best answer electrical grounding method? - Correct Answer ️️ -Metal stake 
drive 8 foot into the ground. 
A _____ valve should be used for throttling purpose? - Correct Answer ️️ -Globe 
What is the acceptable range for residual sodium sulfite in the boiler maintain? - Correct 
Answer ️️ -30-70 
What is the B...
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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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MNO2603 Assignment 3 (ANSWERS) Semester 2 2024 - DISTINCTION GUARANTEED
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Well-structured MNO2603 Assignment 3 (ANSWERS) Semester 2 2024 - DISTINCTION GUARANTEED. (DETAILED ANSWERS - DISTINCTION GUARANTEED!).... In Focus: What the Charlotte Maxeke fire tells us about health and safety in Gauteng hospitals 
Just weeks before a fire tore through parts of Charlotte Maxeke Hospital in Johannesburg on 16 April, a fire safety audit at the hospital was signed off and in March a hospital fire and safety team met, according to the Gauteng Department of Health. 
Yet Kwara Keka...
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Black Seal Test Study Guide | 230 Questions with 100% Correct Answers | Verified | Latest Update | 25 Pages
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What does PSIA stand for? - Psig + atmospheric pressure 
Carryover can lead to: - Water Hammer 
Water column & gauge glass should be blown down: - Daily 
If water leaves the boiler at 170•, what temperature does it return at? - 150• 
What is the most common cause of cast iron boiler failure? - Cracking 
The positioning control cannot function without: - Air
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High pressure boiler exam NYC License 2024 Questions and Answers
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High pressure boiler exam NYC License 
2024 Questions and Answers 
Latent Heat of Vaporization - CORRECT ANSWER-970.3 Btu's 
Meaning of BTU - CORRECT ANSWER-British Thermal Unit 
At what PSI can the vent valve be closed when refilling a boiler - CORRECT ANSWER25 PSI 
What kind of Air controls combustion efficiency? - CORRECT ANSWER-Secondary Air 
Boiler main steam stop valves should be ____ valves. - CORRECT ANSWER-OSandY 
gate valves 
Forced draft and Induced draft are what kinds of draft - ...
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