Gas heat - Study guides, Class notes & Summaries

Chem 103 Module 1 to 6 Exam with Verified answers (100 OUT OF 100) Portage learning (Latest Update) MODULE 1 EXAM Question 1 Click this link to access the Periodic Table. This may be helpful throughout the exam. 1. Convert 845.3 to exponential form and explain your answer. 2. Convert 3.21 x 10-5 to ordinary form and explain your answer. 1. Convert 845.3 = larger than 1 = positive exponent, move decimal 2 places = 8.453 x 102 2. Convert 3.21 x 10-5 = negative exponent = smalle...

CWB Welding Inspector Level 3 Exam Prep (Latest 2023/ 2024 Update) Questions and Verified Answers| All Modules Covered| 100% Correct| Grade A Q: Fluxes that can dissolve the oxides on Al are ............ Answer: Halide compounds ( Fluorine, chlorine, Bromine etc.) Q: Chlorine gas from a Chloride flux in presence of an arc can create poisonous gas called .......... Answer: Phosgene (COCL2) or Mustard gas produced by the reaction of chlorine and carbon monoxide in the prese...

HVAC Gas Heat certification exam Questions and Answers 100% Pass A gas furnace is to be installed in a garage. The national standards require that the burners and ignition sources must be located ______ above the floor - Correct Answer ️️ -18 inches A good description of how a bi-metal fan switch operates the blower motor on a gas furnace is - Correct Answer ️️ -Temperature on- temperature off Redundant gas valves used on gas furnaces have - Correct Answer ️️ -Dual gas shut o...

NATE Gas Heating Exam Questions with Correct Answers Since 1992, the United States Department of Energy has required that all furnaces sold and installed from that date on must have an AFUE of no less than: A: 70% B: 75% C: 78% D: 80% -AnsC: 78% Many pre-1992 furnaces have efficiencies around _______. A: 10% B: 40% C: 60% D: 80% -AnsC: 60% Today, furnaces with AFUE ratings greater than _____ are available. A: 85% B: 90% C: 100% D: 110% -AnsB: 90% A thermocouple is used with: A:...

CWB Welding Inspector Level 3 Exam Prep (Latest 2024 / 2025 Update) Questions and Verified Answers | All Modules Covered | 100% Correct | Grade A Q: Fluxes that can dissolve the oxides on Al are ............ Answer: Halide compounds ( Fluorine, chlorine, Bromine etc.) Q: Chlorine gas from a Chloride flux in presence of an arc can create poisonous gas called .......... Answer: Phosgene (COCL2) or Mustard gas produced by the reaction of chlorine and carbon monoxide in the presence of intense light...

IFSTA 7th Edition Chapter Test 14 When firefighters apply water to the hot gas layer in a compartment, it will: (670) [4.3.10] increase the potential for flashover. increase the radiant heat flux from the upper layer. reduce the radiant heat flux from the upper layer. push fire into adjacent rooms. - ANSWER reduce the radiant heat flux from the upper layer. What can happen if excess steam is produced inside the structure as a result of applyi...

Since 1992, the United States Department of Energy has required that all furnaces sold and installed from that date on must have an AFUE of no less than: A: 70% B: 75% C: 78% D: 80% CORRECT ANSWER C: 78% Many pre-1992 furnaces have efficiencies around _______. A: 10% B: 40% C: 60% D: 80% CORRECT ANSWER C: 60% Today, furnaces with AFUE ratings greater than _____ are available. A: 85% B: 90% C: 100%

ENL1501 Assignment 1 Semester 1 2024 (Solutions) Question 1 Answer saved Marked out of 1.00 Flag question Question text How can packaging support the environment? a. By providing clear environmental information b. By using excessive materials c. By making products more expensive d. By being visually unappealing Clear my choice Question 2 Answer saved Marked out of 1.00 Flag question Question text What is the primary role of air for bioresources? a. Providing structural s...

The following are types of what? LPG, CNG, piped natural gas or solid fuel (coke). - Answer- Portable fueled salamanders/space heaters National Institute for Occupational Safety and Health (NIOSH) Recommended Exposure Limit (REL) for carbon monoxide - Answer- 35 parts per million (ppm) over an 8 hour period What is the third leading cause of fires in buildings under construction ? - Answer- temporary heating What is direct heat flow through matter? - Answer- CONDUCTION What is the ...

CWB Level 1 Exam Prep (Latest 2023/ 2024 Update) Questions and Verified Answers| 100% Correct| Grade A Q: Why must European drawings be studied carefully before fabricating parts? Answer: The drawings may employ the use of first angle projection Q: How many principal views are there in an orthographic projection? Answer: 6 Q: What is the angle of inclination most commonly used on an isometric drawing? Answer: 45degree Q: Which lines appear thicker on an engineeri...