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EPA 608 exam 20HVAC 2023 EPA 608 CORE WITH 100% CORRECT ANSWERS23 with 100% verified accurate answers

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HVAC 2023 EPA 608 CORE WITH 100% CORRECT ANSWERS

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What does ozone in the stratosphere above the earth consist of? - correct answerMolecules containing 3 oxygen atoms Which of the following refrigerants has the lowest global warming potential? - correct answerR-600a Which of the following gases is used as the baseline measurement for global wa...

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EPA 608 (Core) - exam 2023 with 100% correct answers

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_____________ is used to the push-pull method of refrigeration : a. dual-valve recovery tank b. triple-valve recovery tank c. quadruple -valve recovery tank - correct answerdual-valve recovery tank According to EPA requirements, systems that contain ___________ or more of refrigerant to hav...

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EPA 608-Core Review exam 2023 with 100% correct answers

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According to the Roland-Molina theory___________are destroyed by each chlorine atom in the stratosphere - correct answer100,000 Ozone molecules Which of the following gases help for the earth's protective shield? - correct answerStratospheric ozone The Stratospheric Ozone layer protects us fr...

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EPA 608 (CORE) Exam 2023 with 100% correct answers

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When moisture exists in an operating system, what is most likely to occur? - correct answerAcid will form. What factor(s) affects the speed of evacuation? - correct answer1) The size of the equipment being evacuated. 2)The ambient temperature. 3) The amount of moisture in the system A sy...

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EPA 608 CORE EXAM 2023 WITH 100% CORRECT ANSWERS

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the clean air act: - correct answer15 November 1990 the technician certification deadline - correct answer14 november 1994 venting of cfc/hcfc refrigerants law took effect - correct answer1 July 1992 study of the ozone began - correct answerthe 1920's which of the following is the most ...

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EPA 608 Core exam 2023 with 100% correct answers

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What units does a compound pressure gauge for the low side of the system measure pressure in? A. Psia B. Torrs and microns C. Psig and inches of mercury D. Psia and microns - correct answerC. Psig and inches of mercury When transporting cylinders containing used refrigerant, DOT requires th...

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EPA 608 core exam 2023 with 100% correct answers

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The stratosphere is located how many miles above sea level? - correct answerBetween 7 and 30 miles The ozone molecule consists of how many oxygen atoms? - correct answer3 (O3) The stratosphere is comprised of? - correct answerOzone and other gases What is the purpose of the Ozone layer? - c...

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EPA 608 Core exam 2023 with 100% correct answers

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all of the above - correct answerRefrigeration technicians who violate the clean air act can: A. lose their epa certification B. be fined. C. be required to appear in federal court D. all of the above november 1995 - correct answerIt has been illegal to vent substitutes for CFC and HCFC refr...

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EPA 608 Core Universal exam 2023 with 100% correct answers

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Refrigeration technicians who violate the Clean Air Act can: - correct answerD) all of the above. After 1995, any supplies of CFC refrigerant to service existing units in the USA can only come from: - correct answerA) recovery and recycling. Refrigerant that is recovered can be returned to: - ...

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EPA 608 Core Test Sample exam 2023 with 100% correct answers

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As of what date did it become unlawful to release Class 1 and Class II refrigerants to the atmosphere? a. July 1, 1992 b. July 1, 1993 c. November 14, 1994 d. January 1, 1996 - correct answera. July 1, 1992 What is the ozone layer and why is it important to us on Earth? a. Thin layer of R-2...

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EPA 608 Core practice test exam 2023 with 100% correct answers

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To process refrigerant to a level that is equal to new product specifications as - correct answerReclaiming The low side test pressure data plate value should be used by a technician to determine a safe pressure for - correct answerLeak testing Silicone elastomers are not compatible with what ...

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EPA 608 core practice test - # 5 exam 2023 with 100% correct answers

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The compound gauge of gauge manifold set measures which of the following : a. low pressure b. high pressure c. all the options are correct d. discharge pressure - correct answerlow pressure The smallest cylinder a 608- certified technician may purchase is ___________ : a. 15 pounds b...

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EPA 608 Certification Core Practice Test exam 2023 with 100% correct answers

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EPA 608 Certification Core Practice Test

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EPA 608 Certification Core exam 2023 with 100% correct answers

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One chlorine atom in stratosphere can able to destroy approximately _______ number of ozone molecules: - correct answer1,00,000 Only _____ refrigerant can be transferred or sold to another individual - correct answerReclaimed Halons were completely phased out by ______ : - correct answer1994 ...

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EPA 608 exam 2023 with 100% verified accurate answers

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EPA 608 exam 2023 with 100% verified accurate answers

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EPA 608 exam 2023 with 100% verified accurate answers

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EPA 608 exam 2023 with 100% verified accurate answers

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