Unit 47 Review
Authored by Randall Graham
Professional Development
University
Used 4+ times
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35 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The refrigerated cabinet temperature of a high-temperature refrigeration unit ranges from ____.
25°F to 45°F
45°F to 60°F
60°F to 75°F
75°F to 95°F
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In a high-temperature refrigeration unit, the boiling point of the refrigerant in the coil is normally ____ lower than the cabinet temperature.
5°F to 15°F
10°F to 20°F
25°F to 35°F
35°F to 46°F
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Medium-temperature refrigerated cabinet temperatures range from ____.
5°F to 20°F
20°F to 35°F
30°F to 45°F
35°F to 50°F
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The process of ice making usually occurs in which temperature range?
0°C to 4°C
-1°C to 0°C
-2°C to 0°C
-10°C to -5°C
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the typical evaporator temperature range for low-temperature applications?
-10°F to 0°F
0°F to 5°F
5°F to 20°F
20°F to 30°F
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Condensing units located outside that are required to operate year-round must have ____.
larger fan motors
CPR valves
all weather protection
head pressure control
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
With the entering air to the condenser above 70°F, the temperature difference between the outdoor air and the condensing temperature on standard units will be ____.
10°F to 15°F
15°F to 20°F
20°F to 25°F
25°F to 30°F
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