Btus - Study guides, Class notes & Summaries

HVAC PRETEST BOMA EXAM QUESTIONS AND ANSWERS 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 - ANS 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 - ANS a. circulation The primary function of an expansion dev...

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 uni...

ESCO Air Conditioning Exam with 100%Correct Answers 2024. Heat which causes a change in temperature of a substance is called correct answers Sensible heat Heat added to a substance without a rise in temperature correct answers Latent heat Heat added to the refrigerant in a vapor state after the evaporation process is called correct answers Superheat Scroll compressor move refrigerant by correct answers Involute Spirals The movement of heat by way of fluid is called correct answers Convecti...

Massachusetts oil burner study guide Accurate 100% What determines the gallons per hour of a nozzle - ANSWER Manufacturer ,the bore size, pump pressure or Orphus What is a series circuit - ANSWER an electrical or piping circuit where all of the current or fluid flows through the entire circuit What is a degree day - ANSWER The average temp for the day - 65 What is the flash point of number 2 fuel oil - ANSWER 115 degrees Fahrenheit When does the law require a combustion efficien...

First Law of Thermodynamics correct answers energy is neither created nor destroyed, may be converted from one form to another. Second Law of Thermodynamics correct answers when energy is changed from one form to another, some useful energy is degraded into lower quality energy (usually heat). Energy correct answers the ability to do work. Units of energy: joules, calories, kilocalories, British thermal units (BTUs), Kilowatt-hours (kWh) Power correct answers the rate of doing work (wor...

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

One pound of air is how big correct answer: 14 cubic feet How many grains in a pound correct answer: 7000 1 cubic ft of water contains how many gallons correct answer: 7.48 How many BTUs in a ton of air conditioning correct answer: 12,000 All structure items should be dried to within ?% of EMC correct answer: 4% 16% moisture content (MC) and higher supports ? growth on the surface of ? correct answer: Mold / wood 20% moisture content (MC) supports correct answer: Dry rot...

ESCO Air Conditioning Exam - Questions with 100% Correct Answers Heat which causes a change in temperature of a substance is called Sensible heat Heat added to a substance without a rise in temperature Latent heat Heat added to the refrigerant in a vapor state after the evaporation process is called Superheat Scroll compressor move refrigerant by Involute Spirals The movement of heat by way of fluid is called Convection The movement of heat by direct contact is Conduction The standard unit for...

ESCO Air Conditioning Exam with Complete Solutions Heat which causes a change in temperature of a substance is called ️️Sensible heat Heat added to a substance without a rise in temperature ️️Latent heat Heat added to the refrigerant in a vapor state after the evaporation process is called ️️Superheat Scroll compressor move refrigerant by ️️Involute Spirals The movement of heat by way of fluid is called ️️Convection The movement of heat by direct contact is ️️Co...