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Test Bank For Automotive Heating and Air Conditioning 8th Edition All Chapters - 9780134603698
Test Bank For Automotive Heating and Air Conditioning 8th Edition All Chapters
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,TestBank For Automotive Heating and Air Conditioning 8th EditionChapter 1 Heating and Air-Conditioning Principles
Chapter 1 Heating and Air-Conditioning Principles
MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question.
1) The three different phases or states of matter include ________. 1) _______
A) Ice, liquid, and gas B) Liquid, water, and steam
C) Solid, liquid, and gas D) Solid, water, and steam
2) An air-conditioning system cools the interior of the vehicle by ________. 2) _______
A) Blowing cold air into the interior
B) Moving the heat from inside the vehicle to outside the vehicle
C) Moving heat from inside of the vehicle to the engine cooling system
D) Using the engine to move air
3) Twenty degrees Celsius is about how many degrees Fahrenheit? 3) _______
A) 65 B) 85 C) 45 D) 25
4) Heat intensity is measured in ________. 4) _______
A) Calories B) RH C) Degrees D) BTUs
5) A psychrometer measures ________. 5) _______
A) Radiation B) Relative humidity
C) Amount of heat D) Temperature
6) A BTU is a measure of ________. 6) _______
A) Radiation B) Temperature
C) Relative humidity D) Amount of heat
7) Heat transferred through the air is called ________. 7) _______
A) Conduction B) Radiation C) Insulation D) Convention
8) The air-conditioning process works through a fluid, called a ________ that continuously changes state from liquid to
gas and back to liquid. 8) _______
A) Insulator B) Conductor C) Element D) Refrigerant
9) Humans prefer temperatures that are between ________ and ________. 9) _______
A) 55°F; 65°F B) 68°F; 78°F C) 76°F; 86°F D) 60°F; 70°F
10) Humans prefer relative humidity that is between ________ and ________. 10) ______
A) 30%; 40% B) 45%; 55% C) 10%; 20% D) 20%; 30%
11) Two technicians are discussing heat movement. Technician A says that heat is a form of energy. Technician B says that
heat travels from hot to cold. Which technician is correct? 11) ______
A) Technician A only B) Technician B only
C) Both technicians D) Neither technician
1
,TestBank For Automotive Heating and Air Conditioning 8th Edition
Chapter 1 Heating and Air-Conditioning Principles
12) Heat intensity refers to which of the following? 12) ______
A) The heat individuals feel B) The number of Btu in an area
C) The amount of heat in an area D) None of these
13) The freezing point of water is ________ on the Celsius scale. 13) ______
A) 212 degrees B) 0 degrees C) 32 degrees D) 100 degrees
14) The boiling point of water is ________ on the Fahrenheit scale. 14) ______
A) 100 degrees B) 212 degrees C) 32 degrees D) 0 degrees
15) Technician A says that 1 calorie of heat can increase the temperature of 1 g of water by 1°F. Technician B says that the
temperature will increase 1°C if 1 c is added. Which technician is correct? 15) ______
A) Technician A only B) Technician B only
C) Both technicians D) Neither technician
16) In addition to cooling the passenger compartment, an air conditioning system ________. 16) ______
A) Dehumidifies the air B) Puts moisture in the air
C) Heats the passengers D) All of these
17) The purpose of air conditioning is to ________. 17) ______
A) Remove heat B) Remove moisture
C) Remove dust and pollen D) All of the above.
18) The amount of moisture contained in the air is called ________. 18) ______
A) Ambient B) Humidity C) Temperature D) None of these
19) A measurement of the actual weight of water in a given volume of air is ________. 19) ______
A) Relative humidity B) Absolute humidity
C) Absolute pressure D) Dew point
20) The amount of water that air can hold depends on ________. 20) ______
A) Absolute pressure and temperature B) Barometric pressure and evaporation
C) The air temperature D) Absolute pressure and dew point
21) One BTU is equal to ________ calories. 21) ______
A) 212 B) 100 C) 32 D) 252
22) Many late model vehicles use a(an) ________ to help clean the air in the vehicle. 22) ______
A) Condenser filter B) Drip system
C) Cabin filter D) None of these
23) 100 degrees F is about ________ degrees C. 23) ______
A) 20 B) 38 C) 45 D) 50
2
, TestBank For Automotive Heating and Air Conditioning 8th Edition
Chapter 1 Heating and Air-Conditioning Principles
24) Technician A says that the freezing point of a substance is the temperature at which the substance changes state from a
solid to a liquid. Technician B says that the freezing point of a substance is the temperature at which the substance
changes state from a liquid to a solid. Which technician is correct? 24) ______
A) Technician A only B) Technician B only
C) Both technicians D) Neither technician
25) A main source of heat used to warm the passenger compartment is ________. 25) ______
A) Ambient air B) Sunlight
C) The vehicle engine D) Humidity
26) Winter presents a ________, where heat must be added for comfort. 26) ______
A) Cooling load B) Warm trend C) Heating load D) Heavy load
3
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