A british thermal unit is - Study guides, Class notes & Summaries

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...

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...

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...

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 - ...

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 ...

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...

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)

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...

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...

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...