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Test Bank For Fundamentals of HVACR 4th Edition By Carter Stanfield, David Skaves (All Chapters, 100% Original Verified, A+ Grade) 28,17 €   Añadir al carrito
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Test Bank For Fundamentals of HVACR 4th Edition By Carter Stanfield, David Skaves (All Chapters, 100% Original Verified, A+ Grade)

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Test Bank For Fundamentals of HVACR 4th Edition By Carter Stanfield, David Skaves (All Chapters, 100% Original Verified, A+ Grade) Test Bank For Fundamentals of HVACR 4e By Carter Stanfield, David Skaves (All Chapters, 100% Original Verified, A+ Grade)

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  • 30 de enero de 2024
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1 Copyright © 2022 Pearson Education, Inc. Fundamentals of HVAC/R, 4e (Stanfield/Skaves) Unit 1 Introduction to Heating, Ventilation, Air Conditioning, and Refrigeration 1) The first air -conditioning system was patented in 1844 by:
A) Willis Carrier.
B) Thomas Edison.
C)Benjamin Franklin.
D) John Gorrie.
Answer: D
Page Ref: 3
LO: 1.1
2) Producing ice began over 3,000 years ago using the:
A) Mechanical vaporization method.
B) Water evaporation method.
C) Distillation method.
D) Pressure -temperature method.
Answer: B
Page Ref: 4
LO: 1.1
3) Residential central heating and cooling systems became popular in:
A) The late 1950s.
B) The mid 1970s.
C) The late 1960s.
D) The late 1970s.
Answer: C
Page Ref: 3
LO: 1.1
4) Why is the capacity of air conditioning units stated in tons?
A) Because early cooling used tons of ice.
B) Because the unit capacity is directly related to its weight.
C) Ton is an acronym for "total output nominal" rating.
D) Air conditioners are not rated in tons.
Answer: A
Page Ref: 3
LO: 1.1
5) Who is often cited for the development of modern air conditioning?
A) John Gorrie
B) Dave Lennox
C) David Skaves
D) Willis Carrier
Answer: D
Page Ref: 3
LO: 1.1Fundamentals of HVACR 4e Carter Stanfield, David Skaves (Test Bank All Chapters, 100% Original Verified, A+ Grade) 2 Copyright © 2022 Pearson Education, Inc. 6) For a building to be properly ventilated: A) A vent hole must be installed in the center of a building space. B) Air must be able to flow and exchange properly throughout the building space. C) Air must be ducted from the floor to the ceiling. D) Vents should always be installed from the sides of a building structure. Answer: B Page Ref: 2 LO: 1.1 7) Which method of freezing preserves the quality and taste of food? A) Slow, natural freezing B) Quick freezing C) Any speed is fine because frozen is frozen. D) The speed is determined by dividing the weight by the specific gravity of the food. Answer: B Page Ref: 6 LO: 1.1 8) Why does food that is frozen quickly taste better than food that is frozen slowly? A) Smaller ice crystals are formed. B) Molecular recombination C) Adiabatic rehydration D) Larger ice crystals are formed. Answer: A Page Ref: 4 LO: 1.1 9) Who developed the quick freezing process for preserving food? A) Clarence Birdseye B) Willis Carrier C) Dave Lennox D) Carter Stanfield Answer: A Page Ref: 4 LO: 1.1 10) Freezing food slowly: A) Preserves the food's taste. B) Preserves the food's nutritious value. C) Was developed by Clarence Birdseye. D) Forms large ice crystals that break the cell walls of the food. Answer: D Page Ref: 4 LO: 1.1 3 Copyright © 2022 Pearson Education, Inc. 11) Refrigeration refers to space temperatures: A) Below 40°F. B) Below 60°F. C) Below 32°F. D) Below 0°F. Answer: B Page Ref: 4 LO: 1.1 12) The main divisions of the HVACR industry include: A) Heating and cooling residential building structures. B) Ventilating and cooling commercial building structures. C) Air conditioning, heating, or refrigerating industrial building structures. D) Cooling, heating, ventilating, or refrigerating specific spaces. Answer: A Page Ref: 1, 2, 3 LO: 1.1 13) Residential heating systems typically range from: A) 100,000 BTU to 120,000 BTU. B) 50,000 BTU to 150,000 BTU. C) 75,000 BTU to 125,000 BTU. D) 75,000 BTU to 200,000 BTU. Answer: B Page Ref: 6 LO: 1.1 14) Commercial central heating and cooling systems refer to: A) Single -story office buildings only. B) Single - to three -story office buildings only. C) Structures used for businesses in general. D) Retail shopping malls only. Answer: C Page Ref: 6 LO: 1.1 15) Commercial and industrial refrigeration systems: A) Refer to retail food and cold -storage equipment and facilities. B) Are used only in supermarkets. C) Are only used in production facilities. D) Use three -phase equipment only. Answer: A Page Ref: 6 LO: 1.1 4 Copyright © 2022 Pearson Education, Inc. 16) ) The majority of refrigeration systems used for domestic, commercial, and industrial applications are: A) Mechanical vapor condensing systems. B) Condensing heat pump systems. C) Mechanical vapor compression systems. D) Centrifugal vapor condensing systems. Answer: C Page Ref: 5 LO: 1.2 17) In the modern refrigeration cycle, the compressor: A) Transfers heat to the outdoor air. B) Reduces the pressure of the liquid from the condenser to the evaporator. C) Pumps low -pressure, low -temperature vapor to high -pressure, high -temperature vapor. D) Increases the pressure of the liquid refrigerant so that it will circulate through the system. Answer: D Page Ref: 4 LO: 1.2 18) Most consumption of electricity and natural gas is used for: A) Military operations. B) Residential lighting. C) Commercial and industrial lighting. D) Heating and cooling. Answer: D Page Ref: 7 LO: 1.3 19) The difference between residential heating and cooling systems and commercial/industrial heating, cooling, or refrigerating facilities is: A) The size of the building or facility. B) Whether the equipment or system is in a home or in a business. C) The amount of energy the building or facility uses. D) The number of people that occupy the building or facility. Answer: B Page Ref: 6 LO: 1.3 20) Environmental heating and air conditioning refers to: A) Cooling the air, food products, and industrial machinery. B) Cooling and heating homes and offices. C) Controlling air temperature, humidity, circulation, and cleanliness. D) Managing the air outside by reducing toxins and pollutants. Answer: C Page Ref: 4 LO: 1.3

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