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 37, Problem 18RQ
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Whether the statement is true or false.
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Different types of air conditioning system.
Which of the following components is NOT a type of ventilation system?
Select one:
a. Airconditioning Units
b. Venting Skylight
c. Boilers
d. Exhaust Fans
Question1. If an air conditioning system has three independent zones, how many space thermostats will the system have?
Question 2. A technician is traversing a duct and obtains the following 8 velocity: 500fpm, 400fpm, 375fpm,625fpm,275fpm,360fpm,450fpm,and 575fpm. What is the velocity value that can be used for the system calculations?
Chapter 37 Solutions
Refrigeration and Air Conditioning Technology (MindTap Course List)
Ch. 37 - Name five changes that are made to air to...Ch. 37 - The two ways that fresh air enters a structure are...Ch. 37 - Which of the following types of fan is used to...Ch. 37 - True or False: Turbulence in airflow causes...Ch. 37 - Name two types of blower drives.Ch. 37 - Pressure in ductwork is expressed in which of the...Ch. 37 - What is a common instrument used to measure...Ch. 37 - Prob. 8RQCh. 37 - Name the two types of return-air systems in...Ch. 37 - What is the component that distributes air in the...
Ch. 37 - Warm air heats a room better if distributed A. low...Ch. 37 - Name four materials used to manufacture duct.Ch. 37 - The name of the fitting where the branch line...Ch. 37 - Prob. 14RQCh. 37 - Prob. 15RQCh. 37 - Prob. 16RQCh. 37 - Multiple-zone systems often use a(n) __________or...Ch. 37 - Prob. 18RQCh. 37 - Prob. 19RQCh. 37 - Prob. 20RQCh. 37 - If a rectangular duct system s (12in.26in.) has an...Ch. 37 - The equivalent feet of pressure drop for a group...
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- Multiple-zone systems often use a(n) __________or a(n)___________to alleviate the problem of excess air when only some zones are calling for conditioning.arrow_forwardc) Explain the layout and the basic operation of a centralized air conditioning system(or chiller system).arrow_forward3) What are some criteria that need to be considered in the selection of a refrigerant? Please choose one type of refrigerant in air conditioning system market and elaboratearrow_forward
- Which component is primarily responsible for the pressure in a cooling system? Select one: a. The thermostat b. The water pump c. The radiator cap d. The surge tankarrow_forwardNot all HVAC system are required to seal and insulated. Which ducts are not required to be sealed and insulated? A. Exposed ducts on roof B. Aluminum ducts in either an attic or crawl space C. Supply and or return ducts located in the conditioned space D. Return ducts located in a ventilated attic spacearrow_forwardGIVE THE JOB OR OPERATION WHERE HIGH AIR HUMIDITY IS PRESENTarrow_forward
- Which list states the correct order of components for the absorption refrigeration? A) Evaporator, then absorber, then concentrator, then condenser. B) Absorber, then condenser, then evaporator, then concentrator. C) Condenser, then absorber, then concentrator, then evaporator.arrow_forwardWhy does a system need to be maintained?arrow_forwardThe plenum-mounted humidifier is installed in the ____plenum. A. supply B. return C. supply or returnarrow_forward
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