A british thermal unit is - Study guides, Class notes & Summaries
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CSIA C-DET Latest 2024 Already Passed
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CSIA C-DET Latest 2024 Already Passed 
 
Appliance Eqipment, usually built in standardized sizes or types, installed or connected as a 
unit 
 
Approved Acceptable to the authority having jurisdiction. 
 
American society for testing materials ASTM 
 
Authority having Jurisdiction The organization, office or individual responsible for 
approving equipment, installations or procedures 
 
Baffle Object placed in an appliance to change the direction, extend the path, or slow the 
flow of air, air-f...
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A-49 / Supervision Of Storage, Handling And Use Of Aerosol Questions With 100% Correct Answers Latest Updated 2024 Already Graded!!
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A-49 / Supervision Of Storage, Handling And Use Of Aerosol Questions With 100% Correct Answers Latest Updated 2024 Already Graded!! Aerosols contain propellants and ____ which can be flammable and hazardous, 
especially under certain temperatures and pressure conditions. - Correct AnswerChemicals. 
Aerosols are classified into ____ levels. - Correct Answer-3 
Aerosol products in cartons that are not identified shall be classified as ____. - Correct 
Answer-Level 3. 
What is required to store, ha...
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NFI Exam Review Questions And Complete Answers Graded A+ 2024.
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Combustion Requirements (3) - Answer Air, Fuel, Heat 
 
Complete Combustion Produces (4) - Answer Water vapor, carbon dioxide, heat, and non combustible ashes 
 
incomplete combustion produces (3) - Answer carbon monoxide, hydrocarbons, and other gases 
 
rate at which fuel burns is controlled by - Answer the amount of available air 
 
air to fuel ratio is a - Answer critical factor in obtaining optimum fuel combustion 
 
BTU - Answer British Thermal Unit, The amount of energy needed...
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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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Firefighter 1 & 2 Michigan Notes
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what is the fire triangle? - Answer- oxygen, fuel, and heat 
 
what is the fire tetrahedron? - Answer- oxygen, fuel, heat, and a self-sustained chemical chain reaction 
 
what is potential energy? - Answer- stored energy possessed by an object that can be released in the future to perform work 
 
what is kinetic energy? - Answer- the energy possessed by a moving object 
 
what is the british thermal unit (BTU)? - Answer- the amount of heat required to raise the temperature of 1 pound of water 1 ...
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IFSTA 7th Edition Chapter 4: Fire Dynamics
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IFSTA 7th Edition Chapter 4: Fire Dynamics 
 
 
True or False: Oxidizers affect a fire because they are combustible - ANSWER False. Oxidizers are not combustible but will support or enhance combustion 
 
 
 
Physical science is the study of what two things? - ANSWER Matter and energy 
 
 
 
Oxidation - ANSWER A chemical reaction involvi...
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BPI Study Test Questions and Answers 100% Solved
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BPI Study Test Questions and Answers 100% 
Solved 
What is a BTU? Correct answer British Thermal Unit - the amount of energy required to 
heat 1 pound of water 1 degrees Fahrenheit 
Why does warm air rise? Correct answer Warm air is less dense than cool air 
What is a thermal boundary? Correct answer A line or plane defined by insulation and air 
barrier 
What is NOT a goal of air leakage control? Correct answer Meeting code (no code exists 
for air leakage)
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501 HVAC study guide Questions and Answers | Ne
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50 degrees centigrade equals 
Ans: 122 degrees F. (1.8 x C + 32F). 
An evaporator, generator, absorber, is a 
Ans: component of an absorption water chiller. 
A British Thermal Unit is 
Ans: the amount of heat required to change, one pound of water one degree Fahrenheit. 
A centrifugal compressor is 
Ans: basically a large capacity unit that handles large volumes of refrigerant. 
A common type of refrigerant control device used on centrifugal systems is? 
Ans: a high side float. 
A compressor rai...
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CSN AC 110 Esco Exam Practice Questions & 100% Verified Answers | Latest Update | Already Graded A+
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1. Heat which causes a change in temperature of a substance is called; 
A. latent heat 
B. sensible heat 
C. superheat 
D. radiant heat 
: B. sensible heat 
2. Heat added to a substance without a raise in temperature; (example: liquid refrigerant 
to gas) this process is called? 
A. latent heat of vaporization 
B. latent heat of fusion. 
C. superheat of vaporization 
D. superheat of fusion 
: A. latent heat of vaporization 
3. Heat added to the refrigerant in a vapor state after the evaporation...
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AIR CONDITIONING CERTIFICATION (ETI) EXAM 2024 WITH 100% ACCURATE SOLUTIONS
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Heat which causes a change in temperature is called - ANSWER ☑☑Sensible Heat 
 
Heat added to a substance without a rise in temperature is called - ANSWER ☑☑Latent Heat 
 
Heat added to the refrigerant in a vapor state after evaporation is called - ANSWER ☑☑Super Heat 
 
A scroll compressor moves refrigerant by means of a - ANSWER ☑☑Involute Spiral 
 
The movement of heat by fluid or air is called - ANSWER ☑☑Convection 
 
The movement of heat through a solid object is ca...
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