Refrigeration test Study guides, Class notes & Summaries

ODP test Questions and Answers 2023 Chlorofluorocarbon (CFC) refrigerants consist of: Chlorine, Fluorine, Carbon What causes a CFC molecule to break down once it reaches the upper atmosphere? Ultraviolet light The Ozone layer: Reduces ultraviolet radiation. Hydrochlorofluorocarbon (HCFC) refrigerants consists of: Hydrogen, Chlorine, Fluorine, Carbon. Which of the following refrigerants causes the least amount of damage to the ozone layer? R-134a Are there...

On low pressure chillers, moisture typically enters the refrigerant system through air leaks from areas with gaskets or fittings The maximum test pressure for leak testing a low pressure centrifugal is: 10 psig Leak test and repair the chiller to reduce refrigerant loss from a pruge unit on CFC-11 chiller ... A hydrostatic tube test kit is used to: determine if a tube leaks Commercial and industrial process refrigeration systems must be repaired when the leak rate...

Z-51 REFRIGERATION TEST With Correct Solutions 2024 Update Efficiency of the refrigerant cycle is affected by the operations of the condenser. Of the following, a more efficient centrifugal compressor operation results from: - Answer -Lowering the condensing pressure The heat removed from the refrigerant in a condenser is: - Answer -Sensible and latent heat The refrigerant unit that you have been assigned to is being taken out of service for a major repair. You have been assigned to withdr...

GCAP Industrial Ammonia Refrigeration Training Test Questions and Answers (166Questions with verified Solutions)

Test Bank For Modern Refrigeration and Air Conditioning 21st Edition by Andrew D. Althouse, Carl H. Turnquist, Alfred F. Bracciano, Daniel C. Bracciano, Gloria M. Bracciano 8776, 1, 6044, 1 1 - Careers and Certification 2 - Safety 3 - Service Calls 4 - Energy and Matter 5 - Gases 6 - Basic Refrigeration Systems 7 - Tools and Supplies 8 - Working with Tubing and Piping 9 - Introduction to Refrigerants 10 - Equipment and Instruments for Refrigerant Handling and Servic...

Test Bank For Commercial Refrigeration for Air Conditioning Technicians 4th Edition by Dick Wirz

Adult Residential Facility (ARF) Practice Test 2023 COMPLETE EXAM GRADED A+ Adult Residential Facility (ARF) Practice Test 1. The department requires start up funds equal to ______ months operating expenses. (85018)(b)(1): 3 months 2. No other person than the _____ shall alter the prescription label. (80075)(k)(4): dispensing pharmacist 3. Medication shall be centrally stored when... (80075)(j): 1. preservation of medication requires refrigeration 2. medication is determined by the p...

EPA 608 CORE Exam Questions and Answers (2022/2023) (Verified Answers) Graded A+ What characteristic or characteristics of CFCs make them more likely than other chlorine compounds to reach the stratosphere? Dont disolve iin water Each chlorine atom in the stratosphere can destroy how many ozone molecules? 100,000 ozone molecules Which refrigerant contains a CFC? R500, R12, R113 or R11? Theyre all CFC's HYDROCHLORIC FLORICCARBON (HCFC) refrigerant contain? Hydrogen, chlorine, flouri...

Test Bank for Electricity for Refrigeration, Heating, and Air Conditioning - 10th - 2019 All Chapters - 9128

The department requires start up funds equal to ______ months operating expenses. (85018)(b)(1) - ANSWER3 months No other person than the _____ shall alter the prescription label. (80075)(k)(4) - ANSWERdispensing pharmacist Medication shall be centrally stored when...(80075)(j) - ANSWER1. preservation of medication requires refrigeration 2. medication is determined by the physician to be hazardous if kept by the resident 3. administrator/licensing determines the medication to be a safety...

Test Bank For Refrigeration and Air Conditioning Technology - 9th - 2021 All Chapters