Btus - Study guides, Class notes & Summaries

Category 1 Category of Water that originates from sanitary water source (Clean) Catetroy 2 Category of Water that is contaminated; may cause discomfort or sickness (Grey) Category 3 Category of Water that is grossly contaminated; includes toxins, pathogens Special Situation Regulated or hazardous materials Class 1 Class of water that has least amount of water, absorption and evaporation Class 2 Class of water that has large amount of water, absorption and...

BOMA – HVAC Exam Questions And Revised Correct Answers Two basic categories of chillers are the ANSWER : compression cycle and absorption The five requirements for comfort are proper temperature, humidity, filtration, and ventilation ANSWER : circulation The primary function of an expansion device is to ANSWER : produce a reduction in the pressure on the liquid refrigerant, regulate the flow of refrigerant into the evaporator, lower the boiling point of the refrigerant far e...

Heat which causes a change in temperature of a substance is called - Answer-Sensible heat Heat added to a substance without a rise in temperature - Answer-Latent heat Heat added to the refrigerant in a vapor state after the evaporation process is called - Answer-Superheat Scroll compressor move refrigerant by - Answer-Involute Spirals The movement of heat by way of fluid is called - Answer-Convection The movement of heat by direct contact is - Answer-Conduction The standard unit for measur...

HVAC Pretest BOMA Questions and Answers Rated A+ Two basic categories of chillers are the ___. a. Compression cycle and absorption b. purge and absorption c. absorption and lithium bromide d. purge and lithium bromide a. Compression cycle and absorption The five requirements for comfort are proper temperature, humidity, filtration, _____, and ventilation. a. circulation b. velocity c. . d. none of the above a. circulation The primary function of an expansion device is to _...

Electric Heat ESCO - HVAC Excellence Exam Questions and Answers 100% Pass Before working on an electric furnace the tech should - Correct Answer ️️ -Review diagram, remove jewelry, and follow safety procedures. ALL OF THE ABOVE. A GFCI circuit breaker - Correct Answer ️️ -detects current leaks to groound the conductor in an electric heat element is usually made of - Correct Answer ️️ - Nichrome An example of resistive load is - Correct Answer ️️ -crankcase heater an examp...

CSIA Study Guide Exam Questions with Correct Answers Sleet, cedar shake, and tile roofs: A) are difficult to break B) break easily, and can be extremely slippery C) are easier to walk on than asphalt shingles D) will not be slippery when wet - Answer-B) break easily, and can be extremely slippery What is the primary concern regarding aromatic hydrocarbons? A) they are known carcinogens B) they are associated with rabies C) they can severely burn your skin D) they produce a pungent ...

How many BTUs in 1 boiler horsepower CORRECT ANSWER-33475 btus ________ prevents the tube end from being overheated and being burnt off CORRECT ANSWER-Beading How many pounds of steam in 1 boiler horsepower ? CORRECT ANSWER-34.5 pounds of steam A stay that is shorter than 8" and threaded is required to have a ? CORRECT ANSWER-Telltale hole A through stay differs from a diagonal stay in that it runs the ——— ———- of the boiler CORRECT ANSWER-Entire length All boiler hea...

Before working on an electric furnace the tech should correct answers Review diagram, remove jewelry, and follow safety procedures. ALL OF THE ABOVE. A GFCI circuit breaker correct answers detects current leaks to groound the conductor in an electric heat element is usually made of correct answers Nichrome An example of resistive load is correct answers crankcase heater an example of an inductive load is correct answers motor an electric furnace is marked 208/230 single phase 60Hz...

Before working on an electric furnace the tech should - Answer-Review diagram, remove jewelry, and follow safety procedures. ALL OF THE ABOVE. A GFCI circuit breaker - Answer-detects current leaks to groound the conductor in an electric heat element is usually made of - Answer-Nichrome An example of resistive load is - Answer-crankcase heater an example of an inductive load is - Answer-motor an electric furnace is marked 208/230 single phase 60Hz A tech reads 200 vac at the power supply a...

ESCO Air Conditioning Exam Questions with Answers Latest Update 2024/2025 (100% Solved) Scroll compressor move refrigerant by correct answers Involute Spirals The movement of heat by way of fluid is called correct answers Convection The movement of heat by direct contact is correct answers Conduction The standard unit for measuring the quantity of heat in a substance is correct answers BTUs Refrigerant gives up heat when correct answers It condenses Why must refrigerant in the suction line ...