Water tube boilers - Study guides, Class notes & Summaries
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Boilermaker NCCR Test Questions And Answers
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Boilermaker NCCR Test Questions And Answers 
Boilermaker NCCR Test 
 
 
 
 
 
1 ft 3-3/4 in + 2 ft 1-1/16 in +5 ft 10- 7/8 in = - ANS 9 ft 3-11/16 in 
 
A 1-inch plate is to be cut. Why should an acetylene gerulator on a cutting rig not be adjusted over 15 PSI? - ANS Acetylene is unstable above this pressure 
 
A big control valve is pulled who is responsible for the rigging? - ANS Crane operator and rigger 
 
A boiler maker must have all of the following wh...
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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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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 boiler is produci...
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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 boiler is produci...
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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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4A Unit 11 Questions and Answers Rated A+
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4A Unit 11 Questions and Answers 
 
Rated A+ 
 
(4-055-8.1) In a bottom-supported boiler, the steam drum is usually: 
Select one: 
a. Placed between the centre line of the unit 
 
b. Supported by piers 
c. Supported by the water tubes 
d. Supported by an overhead girder arrangement c. Supported by the water tubes 
 
(4-054-1.16) The electrode type boiler: 
Select one: 
 
a. Requires water that conducts electricity 
b. Utilizes bundles of electric elements 
c. Must operate at very constant pressu...
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Minnesota Special Engineer Boiler License Exam Questions and Verified Answers 100% Correct (2024/2025 New Update)
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Q 1. 	Before testing a low water fuel cut-out what must be done? 
 
~ Answer: The burner must be on. 
 
Q 2. 	Heat can be transferred in how many ways? 
 
~ Answer: Three. 
 
Q 3. 	Aqua stats work by sensing: 
 
~ Answer: Temperature. 
 
Q 4. 	Name the 3 different ways heat can be transferred. 
 
~ Answer: Radiation, Conduction, Convection 
 
Q 5. 	How many types of boilers are there? 
 
 
 	~ Answer: Three: Fire tube, Water tube, Cast iron sectional 
Q 6. 
 ...
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4th Class Power Engineering Unit A11: Introduction to Boiler Designs Already Passed
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4th Class Power Engineering Unit A11: 
Introduction to Boiler Designs Already 
 
Passed 
 
This type of boiler is more tolerant of Class 1 water treatment, because they are more resistant to 
corrosion: 
 
Select one: 
a. coil type 
b. fire tube 
c. cast iron 
 
d. water tube c 
 
One disadvantage of a firetube boiler is: 
Select one: 
a. higher maintenance costs than watertube boilers 
b. slow response to load changes 
c. require very high quality feedwater 
d. slow to bring up to operating pre...
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NAPE Engineer study guide for City of Omaha Exam Questions And Answers
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NAPE Engineer study guide for City of Omaha Exam Questions And Answers 
 
1. How can you lose your license?** 
Drinking on the job, sleeping on the job, negligence, unsafe work, signing a falsified license application, or failing to annually renew your license. 
 
 
2. What must you do if you change jobs? 
You must notify city hall of change in address, change of jobs, or retirement. 
 
 
3. Why should you do rounds?** 
To get familiar with your equipment and develop logs to prevent breakdowns....
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High pressure steam test Study Guide Boiler License Questions & Answers Verified
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High pressure steam test Study Guide 
Boiler License Questions & Answers 
Verified 
800 psi safety valve, at what pressure does it lift? - CORRECT ANSWER-824 3% 
Gauge reads 175psi 45' below where it is connected to the boiler, what is its true 
reading? - CORRECT ANSWER-155.5. 45 X 0.433 = 19.50psi 175 - 19.50 = 155.5 
How often does a welder who works on pressure tanks need to be requalified? - 
CORRECT ANSWER-1 year 
What is the compression or crushing strength of a steel plate? - CORRECT...
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