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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Textbook Question
Chapter 34, Problem 20RQ
The plenum-mounted humidifier is installed in the ____plenum.
A. supply
B. return
C. supply or return
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Students have asked these similar questions
When assembling refrigerant lines on the job, the tubing should be kept _______.
Select the answer below:
A. Clean
B. All of the above
C. Free of kinks
D. Dry
What should be done to prevent excessive
deposits and buildup within the cooling
system?
Select one:
a. Replace the coolant filter often
b. Flush or replace coolant every year
c. Use cold tap water when mixing
antifreeze and water
d. Use distilled water when mixing
antifreeze and water
Select the type of coolant which is very toxic.
O a. Mix of Long-Life ethylene glycol and Propylene glycol
Ob. Ethylene glycol
O c. Propylene glycol
O d. Long-Life ethylene glycol
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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- What are two methods used to evaporate condensate from the evaporator?arrow_forwardWhat is the evaporator coil-to-air relationship when compressor is not running?arrow_forwardIn cooling tower the blow down loss means a. the total water loss due to blowing of very fast air in cooling tower. b. the water loss due to leakges c. the water loss in the form of droplets d. the water loss to control impurities and saltsarrow_forward
- Which of the following components is NOT a type of ventilation system? Select one: a. Airconditioning Units b. Venting Skylight c. Boilers d. Exhaust Fansarrow_forwardc) Explain the layout and the basic operation of a centralized air conditioning system(or chiller system).arrow_forwardWet gas coming from a reservoir flowing into the wellbore turns from liquid to gas in separation equipment is called as a. Evaporation b. Condensation c. Sublimation d. Vaporization e. Distillingarrow_forward
- List seven advantages that an aluminum parallel- flow,plate/fin evaporator has over a standard round, coppertubeplate/fin evaporator.arrow_forwardSketch of air conditionerarrow_forwardWhen condenser tubes become fouled, they may be cleaned by A. using a steel brush. B. using a brass brush. C. using a chisel and hammer. D. running a mixture of sand and water through them.arrow_forward
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