Air cooled condenser Study guides, Class notes & Summaries
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BOMI - The Design, Operation & Maintenance of Building Systems, Part I Questions And Answers Graded A+
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A change in a project is a made due to errors/emissions - Constructive change 
A condenser that consists of a welded steel shell containing a number of straight tubes fastened in tube 
sheets that close the shell - Shell-and-tube condenser 
A heat pump that takes heat from the outdoor air and rejects it to the inside space in the winter. In the 
summer, the reverse happens-heat from indoors in rejected outside. Most commonly found in 
residential and smaller commercial applications, due to being...
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Z-51 Written Exam Questions and Complete Solutions.
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Z-51 Written Exam Questions and Complete Solutions 
 
In a steam turbine, what is the function of a Kingsbury thrust bearing? 
 
A) Maintain first stage steam pressure. 
B) Compensate for coupling misalignment. 
C) Adjust shaft torque at start up. 
D) Maintain axial positioning of the rotor shaft. - Answer: D) Maintain axial positioning of the rotor shaft. 
 
The ratio of actual pressure of water pressure in the atmosphere to the saturated pressure of given temperature is 
 
A) partial pressure....
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BOMA – HVAC QUESTIONS AND ANSWERS 100% PASS
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BOMA – HVAC QUESTIONS AND 
 
ANSWERS 100% PASS 
 
Two basic categories of chillers are the 
compression cycle and absorption 
The five requirements for comfort are proper temperature, humidity, filtration, and ventilation 
circulation 
The primary function of an expansion device is to 
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 enough below the temperature of the 
load to g...
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EPA 608 Type 3 Questions and Answers Already Passed
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EPA 608 Type 3 Questions and Answers Already Passed 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 rep...
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FULL NHIE EXAM PRACTICE - Questions and Answers (Complete Solutions)
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FULL NHIE EXAM PRACTICE - Questions and Answers (Complete Solutions) Where you have found evidence of footing settlement, how can you predict whether there will be further settlement? (a) You can count the number of planes of movement. (b) You can determine the type of foundation material. (c) You cannot predict settlement from a single inspection. (d) You can determine the depth of the footing. You typically identify a Freon leak (a) As an oil stain (b) As refrigerant coming out of the Freon ...
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Commercial Refrigeration FINAL TEST Questions with Verified Answers
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Commercial Refrigeration FINAL TEST 
Questions with Verified Answers 
 
A SORIT, BEPR, or CDA valve may be used as a ____ valve Evaporator pressure regulating 
(EPR) 
 
A typical low temperature rack maintains a suction temperature of ____ -25 degrees F 
 
ARI Standard 710-86 specifies flow rates through a filter drier at a pressure drop of _____ 1 
Psig 
 
How are the disadvantages overcome in compressors that are employed in low temperature 
applications? Use supplementary cooling 
 
How are t...
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ESCO Air Conditioning Exam Questions with Answers Latest Update 2024/2025 (100% Solved)
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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 ...
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HVAC Air Condition Esco 2024 Questions And Answers | 100% Correct Answers |Updated Quiz
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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 is called - Answer-Latent Heat 
Heat added to refrigerant in a vapor state after the evaporation process is called - Answer-Superheat 
A scroll compressor moved refrigerant by means of - Answer-Involute spirals 
The movement of heat by way of fluid is called - Answer-Convection 
The movement of heat through a solid object is called - Answer-Conduction...
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ESCO Air Conditioning Exam Tested Questions With Revised Answers
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ESCO Air Conditioning 
Exam Tested Questions With 
Revised Answers 
There are three basic types of condensers, air-cooled, water 
cooled and the _____________ cooled - ANSWER 
Evaporative 
10 pounds of refrigerant passing through a water cooled 
condenser will lose 20 BTUs of heat per pound. If 10 pounds of 
water passes through the condenser with an entering 
temperature of 80°F the temperature of the water leaving the 
condenser is - ANSWER 
100°F 
The heat removed from t...
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Air conditioning Certification practice test Questions and Verified Answers | Passed | A+
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What is the movement of heat through space called? 
: Radiation 
A refrigerant release heat when 
: It condenses 
Why is it desirable for refrigerant in the suction line to be slightly superheated? 
: To insure liquid refrigerant does not enter the compressor 
A 30 pound cylinder of reclaimed R-22 refrigerant has been stored over night at 70 degrees 
F. What should be the approximate pressure in the cylinder? 
: 121 psig 
2 
14.7 psia( pouds per square inch absolute) is 
: Approximately 0 PSIG ...
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