Obt3 - Study guides, Class notes & Summaries
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OBT3 EXAM UPDATED Actual Exam Questions and CORRECT Answers
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OBT3 EXAM UPDATED Actual Exam 
Questions and CORRECT Answers 
Which of the following should be worn when using power tools? 
a) Safety glasses 
b) A hard hat 
c) Leather gloves 
d) Safety boots - CORRECT ANSWER- A 
What is the minimum acceptable type of respiratory protection to be used when cleaning a 
soot filled furnace? - CORRECT ANSWER- Disposable Filter Masks
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OBT3 EXAM Chapters 1-17 Questions and Answers with complete solution
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OBT3 EXAM Chapters 1-17 Questions and Answers with complete solution
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OBT3 EXAM 2024 WITH 100% CORRECT ANSWERS
- Exam (elaborations) • 26 pages • 2024
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Which of the following should be worn when using power tools? 
a) Safety glasses 
b) A hard hat 
c) Leather gloves 
d) Safety boots correct answersA 
 
What is the minimum acceptable type of respiratory protection to be used when cleaning a soot filled furnace? correct answersDisposable Filter Masks 
 
What is the proper vertical to horizontal distance ratio for ladder placement? correct answers3:1 or 4:1 
 
What muscles or parts of your body should you primarily use to lift a weight from th...
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OBT3- Chapter 14 Exam 2023
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OBT3- Chapter 14 Exam 2023...
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OBT3 EXAM QUESTIONS WITH CORRECT ANSWERS GRADED A+ 100% 2024
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OBT3 EXAM QUESTIONS WITH CORRECT ANSWERS GRADED A+ 100% 2024
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OBT3- Chapter 14 Draft and Combustion Test Questions and Correct Solutions
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Which of the following statements is correct? 
 
Pressure is defined as: 
 
a) Weight per cubic foot. 
b) Force (as measured by weight) exerted against known area. 
c) Force (as measured by weight) exerted against known volume. 
d) All of the listed choices - B 
 
Which of the following statements is correct? 
a) Gases flow from a low pressure to a higher pressure. 
b) Gases do not flow unless pushed by mechanical devices. 
c) Gases flow from a high pressure to a lower pressure. 
d) Gases f...
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OBT^3 exam 2024 with 100% correct answers
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which burns better carbon or hydrogen atoms? correct answersHydrogen and it produces more heat during combustion 
 
true or false. Types of hydrocarbon molecules found in lighter fuel oils are less complex and easier to break apart during combustion than the hydrocarbon molucules found in the heavier fuel oils correct answersTrue 
 
the most common type of fuel oil used in residential and light commercial appliances correct answersType 2 
 
what changes with the temurature of fuel oils correct a...
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OBT Bundled Exam Questions and CORRECT Answers
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OBT Bundled Exam Questions and CORRECT Answers
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