
Understanding Refrigeration Systems
Quiz
•
Architecture
•
10th Grade
•
Practice Problem
•
Hard
Lucas Neal
FREE Resource
Enhance your content in a minute
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the purpose of a compressor crankcase heater in a refrigeration system?
To increase the refrigerant pressure
To prevent refrigerant migration
To cool the compressor
To reduce oil viscosity
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
When should an oil sample be taken from a refrigeration unit?
Only during routine maintenance
When the unit is functioning normally
After a leak or major component failure
Every month
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the recommended action after making a major repair to a refrigeration appliance?
Flush the system with liquid refrigerant
Dehydrate the appliance by evacuating to a minimum of 500 microns
Operate the compressor immediately
Add more refrigerant without checking for leaks
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why is it unlawful to flush field tubing with liquid refrigerant after a burn-out?
It is too expensive
It can cause environmental harm
It is ineffective in cleaning the tubing
It is a waste of refrigerant
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What could happen if a hermetic compressor is operated with a vacuum in the system?
The compressor will run more efficiently
Electrical arcing could burn the terminals inside the compressor
The refrigerant will freeze
The oil will become too thick
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the function of the gauge manifold set in HVACR?
To measure the temperature of the refrigerant
To measure system pressures
To add oil to the compressor
To clean the refrigerant lines
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What color is the low-pressure, compound gauge on a gauge manifold set?
Red
Green
Blue
Yellow
Access all questions and much more by creating a free account
Create resources
Host any resource
Get auto-graded reports

Continue with Google

Continue with Email

Continue with Classlink

Continue with Clever
or continue with

Microsoft
%20(1).png)
Apple
Others
Already have an account?
Similar Resources on Wayground
15 questions
Famous Buildings and their Architects
Quiz
•
8th Grade - Professio...
13 questions
gaming questions
Quiz
•
3rd - 12th Grade
10 questions
Just about Trains
Quiz
•
3rd Grade - Professio...
10 questions
Construction Drawings 15
Quiz
•
9th Grade - University
12 questions
Draw Toolbar 1
Quiz
•
7th - 12th Grade
10 questions
City Skylines
Quiz
•
5th Grade - Professio...
10 questions
untitled
Quiz
•
6th Grade - University
10 questions
Roof Types and Framing Concepts
Quiz
•
9th - 12th Grade
Popular Resources on Wayground
15 questions
Fractions on a Number Line
Quiz
•
3rd Grade
20 questions
Equivalent Fractions
Quiz
•
3rd Grade
25 questions
Multiplication Facts
Quiz
•
5th Grade
54 questions
Analyzing Line Graphs & Tables
Quiz
•
4th Grade
22 questions
fractions
Quiz
•
3rd Grade
20 questions
Main Idea and Details
Quiz
•
5th Grade
20 questions
Context Clues
Quiz
•
6th Grade
15 questions
Equivalent Fractions
Quiz
•
4th Grade
Discover more resources for Architecture
20 questions
-AR -ER -IR present tense
Quiz
•
10th - 12th Grade
10 questions
Understanding Meiosis
Interactive video
•
6th - 10th Grade
15 questions
Making Inferences
Quiz
•
7th - 12th Grade
18 questions
SAT Prep: Ratios, Proportions, & Percents
Quiz
•
9th - 10th Grade
15 questions
Main Idea and Supporting Details.
Quiz
•
4th - 11th Grade
12 questions
Parallel Lines Cut by a Transversal
Quiz
•
10th Grade
12 questions
Add and Subtract Polynomials
Quiz
•
9th - 12th Grade
7 questions
How James Brown Invented Funk
Interactive video
•
10th Grade - University
