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HVAC COMPILED EXAMS PACKAGE DEAL!!!!

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HVAC CONTRACTOR EXAM QUESTIONS WITH 100 % CORRECT ANSWERS | VERIFIED

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An instrument that measures potential differences between 2 points in an electrical circuit is called? A. potentiometer B. thermistor C. ohmeter D. voltmeter - Answer voltmeter This device uses a thermal sensing bulb at the outlet of the evaporator to sense temperature and control superheat A...

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HVAC Exam 1 | Questions with 100% correct Answers | Verified

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Blooms Taxonomy - 1. comprehension 2. application 3. synthesis--> design NYC CO2 contribution by bldg heating/cooling: - 80% LEED - Leadership in Energy and Environmental Design LEED sponsoring agency - US Green Building Council Chrysler bldg - 84, built 1930s Empire State bldg - 80, built...

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HVAC Exam Questions With 100% Correct Answers.

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What are the 4 modes for heat transfer and example? - 1) radiation: radiator 2) conduction: heated floor, pot on stove 3) convection: forced air system 4) evaporation: AC running at house and come in from the beach sweating (idk what that means ) What are different types of heating systems? - (r...

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HVAC Test 1 Questions And Answers Already Passed!!

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Absorption -A refrigeration cycle where input energy is heat Adiabatic - without gain or loss of heat Air Conditioning - controlling air temperature humidity and quality Air Cooled Condenser - a heat exchanger that transfers building heat to outdoor air Air Handler - air moving equipment that ca...

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HVAC TEST Questions With 100% Correct Answers.

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Humidity is expressed as - relative humidity or humidity ratio A grain is the unit of measure that equals______lb - 1/7000 Wet bulb temperature readings indicate the amount of - moisture in the air One pound of dry air and its associated moisture at standard conditions has a pressure of _____Hg -...

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Hvac exam Questions With 100% Correct Answers.

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1. Type II - Evaporator coil replacement is alwyas considered "major" repair 2. Type II - Remove refridgerant recovered in a vapor phase will minimize the loss of oil 3. Type 2 - Remove refridgerant from the condenser when the condenser is below the reciever 4. Type 2 - By removing as much refr...

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HVAC Final Exam Questions And Answers Already Passed!! 2024 update

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What is an HVAC System? - all the items needed to maintain thermal comfort within a space or group of spaces What are the four components of an HVAC system? -Fans Pumps Compressor Evaporator What is a PTAC? - Packaged Terminal Air Conditioner What is a PTHP? - Packaged Terminal Heat Pump Lis...

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HVAC TEST QUESTIONS AND ANSWERS | VERIFIED

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Two locations where a cold air return should be installed - open area of a wall and low to the ground Which of the following is the law of thermodynamics? - heat moves toward a place with lower intensity Sensible heat describes - how hot something feels Latent heat is measured in - british ther...

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HVAC Certification Practice Tests Questions With 100% Correct Answers.

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Propane and Butane are _______ than air: - Heavier What will be the resistance in the circuit if the supply voltage is 30V and current flowing through the circuit is 5A - 6 ohms Temperature at which oil starts to produce a waxy substance that may interfere with the refrigeration system - Floc po...

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HVAC Exam 1 Questions And Answers Already Passed!!

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Matter exists in what three forms? - solid, liquid, gas What is temperature measured by? Quantity or intensity - Intensity Define British thermal unit (Btu) - Measure of heat energy - amount of energy needed to raise 1 lb of water 1 degree F How much heat is required to raise the temp of 100 lb ...

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