Automotive Technology: A Systems Approach (MindTap Course List)
6th Edition
ISBN: 9781133612315
Author: Jack Erjavec, Rob Thompson
Publisher: Cengage Learning
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Textbook Question
Chapter 54, Problem 8RQ
On which of the following laws of nature is the air conditioning system based?
- Heat flow
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Chapter 54 Solutions
Automotive Technology: A Systems Approach (MindTap Course List)
Ch. 54 - What is the amount of heat necessary to change the...Ch. 54 - What type of electromagnetic clutch is used in...Ch. 54 - Describe four ways in which the heater control...Ch. 54 - What is the purpose of the compressor clutch...Ch. 54 - What does change of state mean? And why is it...Ch. 54 - What state is the refrigerant in when it leaves...Ch. 54 - What causes condensed water to leak from the air...Ch. 54 - On which of the following laws of nature is the...Ch. 54 - Which of the following statements is true?...Ch. 54 - Which of the following statements is false? The...
Ch. 54 - Which of the following statements about PTC...Ch. 54 - Which of the following is electrically connected...Ch. 54 - Explain why a diode may be wired into the compres...Ch. 54 - Which of the following oils is used in an original...Ch. 54 - A heating system includes all of the following...Ch. 54 - Technician A says that a great amount of heat is...Ch. 54 - Technician A says that suction lines become very...Ch. 54 - While discussing the reasons the use of R-134a is...Ch. 54 - While discussing the reaction by a refrigerant to...Ch. 54 - While discussing solar sensors: Technician A says...Ch. 54 - While discussing the future use of CO2 as a...Ch. 54 - Technician A says that when the A7C system is off,...Ch. 54 - Technician A says that when the refrigerant is...Ch. 54 - A heater does not supply enough heat and the...Ch. 54 - While discussing relative humidity: Technician A...
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Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, mechanical-engineering and related others by exploring similar questions and additional content below.Similar questions
Many ratings for components of an air-conditioning system are not completely accurate due to many different operating conditions and are called ratings. A. nominal B. SEER C. high-efficiency D. standard-efficiency
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Help provide a mathematical model of each of the air conditioning components of the system and the key equations describing their performance.
-Precooler
-Primary Heat Exchanger
-Flow Control Valve
-Compressor
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Help provide a mathematical model of each of the air conditioning components of the system and the key equations describing their performance.
-Precooler
-Primary Heat Exchanger
-Flow Control Valve
-Secondary Heat Exchanger
-Compressor or Air Cycle Machine
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Which of the following is NOT utilized in a refrigerator to reduce pressure of the refrigerant?
Automatic throttling valve
Capillary tube
Thermostatic expansion valve
Partial pressures with other gases
Ionic expansion value
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A water-cooling tower capacity is governed by what aspect of the ambient air? A. Dry-bulb temperature B. Wet-bulb temperature C. Enthalpy of the air D. Altitude
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Antifreeze solutions that can be used in the ground loop of a closed-loop geothermal heat pump system can be A. alcohol. B. salts. C. glycols. D. all of the above.
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True or False: All heat pumps are practical anywhere in the United States. Explain your answer.
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How is high efficiency accomplished in an air-conditioning condensing unit?
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The adjustment device used for low atmospheric pressure conditions is called the _____ thermostatic adjustment control. A. positive temperature coefficient B. altitude C. dual-voltage D. condenser coil
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A medium-temperature refrigeration box operates within what temperature range? A. 28F to 40F B. 40F to 60F C. 0F to -20F D. 0F to 50F
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Refrigerators and air conditioning systems perform the same function of maintaining cool or cold conditions in an environment. However, refrigerators are place inside while air conditioners are usually placed outside because
Question 13 options:
refrigerators function better when in a small enclosed space.
air conditioners need to release heat to the outside.
air conditioners need to use air from the outside to function.
refrigerators need to be placed in an environment of constant temperature and pressure.
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How does adding humidity to the air in a residence affect the thermostat setting during cooler months?
A. It must be raised to remain comfortable
B. It may be set lower and maintain comfort at a lower temperature
C. It makes no difference in the setting
D. None of the above
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