Refrigeration And Air Conditioning Technology 8th Edition Tomczyk – Test Bank

Unit 3 – Refrigeration and Refrigerants Refrigeration and Air Conditioning Technology

1. What happens when room-temperature soda is poured into a glass of ice? a. The ice gets colder.

Date:

b. The ice melts c. The ice melts d. The ice melts

ANSWER: POINTS: REFERENCES: QUESTION TYPE: HAS VARIABLES: DATE CREATED: DATE MODIFIED:

because it is giving up the “cold” to the soda. because it is absorbing heat from the soda. because the soda is colder than the ice.
c

1
Introduction to Refrigeration Multiple Choice
False
3/12/2015 12:21 PM 3/12/2015 12:21 PM

2. Ice melts in iceboxes because ____.
a. heat flows through the insulated walls
b. heat enters when the door is opened
c. heat enters when warm food is placed in the icebox d. All of the above.

ANSWER: POINTS: REFERENCES: QUESTION TYPE: HAS VARIABLES: DATE CREATED: DATE MODIFIED:

d
1
Refrigeration Multiple Choice
False
3/12/2015 12:21 PM 12/19/2015 11:33 AM

3. High temperature refrigeration is that produced by ____. a. heat from a furnace
b. an air-conditioning system
c. the vegetable cooling system of a refrigerator

d. the freezer section of a refrigerator

ANSWER: POINTS: REFERENCES: QUESTION TYPE: HAS VARIABLES: DATE CREATED: DATE MODIFIED:

b
1
Introduction to Refrigeration Multiple Choice
False
3/12/2015 12:21 PM 3/12/2015 12:21 PM

4. Refrigeration can be described as ____.
a. the process of making products cold
b. the process of introducing heat to a location where it is not wanted

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Unit 3 – Refrigeration and Refrigerants Refrigeration and Air Conditioning Technology

c. the process of removing heat from a place where it is not wanted to a place where it makes little or no difference

d. None of the above.

ANSWER: POINTS: REFERENCES: QUESTION TYPE: HAS VARIABLES: DATE CREATED: DATE MODIFIED:

c
1
Refrigeration Multiple Choice
False
3/12/2015 12:21 PM 12/19/2015 11:43 AM

5. The temperature inside the refrigerator fresh food section should be about ____.

a. 25oF

c. 35oF

ANSWER: POINTS: REFERENCES: QUESTION TYPE: HAS VARIABLES: DATE CREATED: DATE MODIFIED:

a. 1 ton of ice

c. 144 Btu/h

ANSWER: POINTS: REFERENCES: QUESTION TYPE: HAS VARIABLES: DATE CREATED: DATE MODIFIED:

b. 288,000 Btu/24 h

d. 12,000 Btu/min b

1
Rating Refrigeration Equipment Multiple Choice
False
3/12/2015 12:21 PM 12/19/2015 11:35 AM

b. 30oF d. 40oF

6. A ton of refrigeration is equal to ____.

c
1
Refrigeration Multiple Choice
False
3/12/2015 12:21 PM 12/19/2015 11:35 AM

7. The ____ relationship correlates the vapor pressure and the boiling point of water and is the basis for controlling the cooling system’s temperatures.

a. boiling/pressure b. temperature/pressure c. temperature/vapor d. boiling/vapor

ANSWER: POINTS: REFERENCES: QUESTION TYPE: HAS VARIABLES:

b
1
Temperature and Pressure Relationship Multiple Choice
False

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Name: Class: Date:

Unit 3 – Refrigeration and Refrigerants Refrigeration and Air Conditioning Technology

DATE CREATED: 3/12/2015 12:21 PM DATE MODIFIED: 12/19/2015 11:36 AM

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