Refrigeration and Air Conditioning Technology (MindTap Course List)
8th Edition
ISBN: 9781305578296
Author: John Tomczyk, Eugene Silberstein, Bill Whitman, Bill Johnson
Publisher: Cengage Learning
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Chapter 34, Problem 6RQ
Three methods of controlling indoor air contamination are_____, _______, and ______.
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Chapter 34 Solutions
Refrigeration and Air Conditioning Technology (MindTap Course List)
Ch. 34 - List five different sources of indoor air...Ch. 34 - ASHRAE Standard "Ventilation for Acceptable Indoor...Ch. 34 - Radon is a (n) _____, _____, and _____gas.Ch. 34 - Three different biological contaminants are...Ch. 34 - What are two substances molds need in order to...Ch. 34 - Three methods of controlling indoor air...Ch. 34 - If radon gas is suspected, what should be done?Ch. 34 - How does ventilation help to improve air quality?Ch. 34 - Three general types of air cleaners are_______....Ch. 34 - True or False: Carbon monoxide is produced by...
Ch. 34 - Describe the difference between absorption and...Ch. 34 - True or False: Fiberglass filter media is...Ch. 34 - An electrostatic precipitator is the same as A. an...Ch. 34 - The purifier ingredient in an activated charcoal...Ch. 34 - Ion generators_______particles m an area. A....Ch. 34 - The relative humidity in heated homes is generally...Ch. 34 - The recommended relative humidity for a home is...Ch. 34 - True or False: Some humidifiers have their own...Ch. 34 - Static electricity is more commonly a problem when...Ch. 34 - The plenum-mounted humidifier is installed in the...Ch. 34 - Describe the difference between an evaporative and...Ch. 34 - Why is it essential for the furnace to be...
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- 31 How can we prevent and control noise pollution in the workplace?arrow_forwardWhy is information regarding the specific volume of gases important to the designer of air-conditioning, heating, and refrigeration equipment?arrow_forwardExplain why the outside air damper is typically nevercompletely closed, even when the outside air conditionsare not adequate to provide free-cooling.arrow_forward
- In regards to HVAC systems, what are some ways of improving indoor living comfort through the use of green technology?arrow_forward________ is a substance that may be used to keep food frozen while a component is being replaced on a freezer.arrow_forwardAs the Airstream is cooled, the enthalpy_____ and the wet-bulb temperature____. A. Decrease, decreases B. Increase, decreases C. Decreases, Increases D. Increase, Increasearrow_forward
- What is different in bitween Ozone and Smog.arrow_forwardTrue or False: Entering-air temperature and water temperature are the main factors determining the amount of ice produced in an air-cooled ice machine.arrow_forwardDescribe the difference a direct and an indirect global warming potential.arrow_forward
- Define absolute humidity and relative humidity. When an air conditioner is operated insummer, lots of water needs to be drained out from it. Briefly explain this situation inrelation to psychrometry.arrow_forwardThe effect of _____ wind speeds generally increase with height above the ground.arrow_forwardTo determine the quality of the steam that enters the steam prime movers, different types of steam calorimeters have been devised. Which of the following is the calorimeter used for accurate determination of the steam quality? Group of answer choices A. Throttling Calorimeter B. Separating Calorimeter C. Combined Separating and Throttling Calorimeter D. N E. Barrel Calorimeterarrow_forward
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