Shut off valve - Study guides, Class notes & Summaries
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MN Special Engineers Practice Exam| 60 QUESTIONS| WITH COMPLETE SOLUTIONS
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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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BACKFLOW PREVENTION ASSEMBLY TESTER PRACTICE EXAM 100 QUESTIONS AND ANSWERS
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The loading of the first and second check valves in a RP is always 
(A) Less than 1 psid 
(B) The same 
(C) Different 
(D) Maxumun 2 pisd different - answer-Different 
A total cross connectiom program should be coordinated with 
(A) Plumbling Insprctor 
(B) Local Health Dept 
(C) Water Purveyor 
(D) All the Above - answer-All the Above 
Whan testing a DC water continuues to flow the #4 tesrt cock after the use of bleed off assy the most 
probale cause 
(A) Fouled #2 check 
(B) Fouled #1 check 
(...
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Backflow Prevention Assembly Tester Exam V1 (Latest 2024/ 2025) Questions and Verified Answers| 100% Correct| Grade A
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Backflow Prevention Assembly Tester Exam V1 (Latest 2024/ 2025) Questions and Verified Answers| 100% Correct| Grade A 
 
 
Q: A hose-bibb connection is required to have a permanently installed ____? 
A. Atmospheric vacuum breaker 
B. Backflow preventer 
C. Pressure vacuum breaker 
D. Shut-off valve 
E. Spill-resistant vacuum breaker 
 
 
Answer: 
Atmospheric vacuum breaker 
 
 
 
Q: Atmospheric vacuum breakers must not be subject to continuous water pressure for more than ___ hr. 
A. 3 
B. 6 
C....
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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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Ryanair Initial Exam Questions with correct Answers (Graded A)
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Where should you place the needle or syringe after collecting it? - Answer- In an empty bottle or container. If none are available empty the first aid kit into a bag and put the needle into the empty box 
 
What is the CC chain of command based on? - Answer- Based on rank and who has been there for the longest. 
 
What is the primary role of CC? - Answer- Safety of passengers, crew & aircraft 
 
How many hours before commencing duty should CC stop consuming alcohol according to Ryanair requireme...
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BACKFLOW PREVENTION FINAL EXAM QUESTIONS AND ANSWERS
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1. Backflow is defined as: 
a) the pressure in the distribution piping of the potable water supply 
b) the undesirable reversal of water, other liquids, gases or substances in the distribution pipes of the potable water supply 
c) high pressure in the pipes of the water user 
d) excess pressure through a pressure regulator - Answer-b) the undesirable reversal of water, other liquids, gases or substances in the distribution pipes of the potable water supply 
 
2. Primary responsibility for cr...
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HVAC Gas Heat Certification Exam Prep (Latest 2024/ 2025 Update) 100% Correct Questions and Verified Answers| Grade A
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HVAC Gas Heat Certification Exam Prep (Latest 2024/ 2025 Update) 100% Correct Questions and Verified Answers| Grade A 
 
 
Q: Why is excess air supplied to all gas-burning appliance burners? 
 
 
Answer: 
 to ensure that there is enough air all all times. 
 
 
 
Q: The purpose of a gas regulator at a gas burning appliance is to? 
 
 
Answer: 
 B. decreases the pressure to the burner 
 
 
 
Q: Ture or False: All gas valves snap open and closed. 
 
 
Answer: 
 False 
 
 
 
Q: Which of the followin...
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Texas LP Gas Examination Questions with Correct Answers 100% Verified
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Texas LP Gas Examination Questions with Correct Answers 100% Verified 
Appliance - Correct Answer Any device that utilizes gas as a fuel or raw material to produce light, heat, power, refrigeration, or air conditioning. 
 
Appliance Regulator - Correct Answer A pressure regulator for controlling pressure to the appliance manifold. 
 
Appliance Shut-off Valve - Correct Answer A valve located in the piping system, used to shut off individual equipment. 
 
BTU - Correct Answer British Thermal Unit;...
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MISSOURI BOATING LICENSE EXAM | QUESTIONS & ANSWERS (VERIFIED) | LATEST UPDATE | GRADED A+
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1 
MISSOURI BOATING LICENSE EXAM | 
QUESTIONS & ANSWERS (VERIFIED) | 
LATEST UPDATE | GRADED A+ 
Bow 
Correct Answer: Front of the vessel. 
Stern 
Correct Answer: Rear of the vessel. 
Starboard 
Correct Answer: Right side of the vessel. 
Port 
Correct Answer: Left side of the vessel. 
Hull 
Correct Answer: Body of the vessel. 
Gunwale 
Correct Answer: Upper edge of vessel's side. 
2 
Cleat 
Correct Answer: Metal fitting on which a rope can be fastened. 
Propeller 
Correct Answer: Rotates and...
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Backflow Prevention Final Questions with Solutions
- Exam (elaborations) • 22 pages • 2024
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Backflow Prevention Final Questions with Solutions 
1. Backflow is defined as: 
a) the pressure in the distribution piping of the potable water supply 
b) the undesirable reversal of water, other liquids, gases or substances in the distribution pipes of the potable water supply 
c) high pressure in the pipes of the water user 
d) excess pressure through a pressure regulator 
b) the undesirable reversal of water, other liquids, gases or substances in the distribution pipes of the potable water su...
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