
HVAC Skills and Knowledge
Authored by Wayground Content
English
University
Used 2+ times

AI Actions
Add similar questions
Adjust reading levels
Convert to real-world scenario
Translate activity
More...
Content View
Student View
20 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
An HVAC system with low superheat and low subcooling typically indicates:
a) A refrigerant overcharge
b) A refrigerant undercharge
c) A malfunctioning compressor
d) A blocked expansion valve
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is a primary function of a pressure-enthalpy diagram in refrigeration?
Analyze refrigerant properties
Calculate energy efficiency
Determine compressor size
Measure temperature fluctuations
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the most likely cause of a short cycling compressor?
a) High ambient temperature
b) Low refrigerant charge
c) Faulty thermostat
d) Clogged air filter
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the function of a thermostatic expansion valve (TXV)?
a) Control the temperature of the refrigerant
b) Measure the pressure of the refrigerant
c) Regulate refrigerant flow based on superheat
d) Increase the refrigerant's pressure before entering the condenser
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What device protects an HVAC system from excessive electrical current?
Fuse
Transformer
Capacitor
Relay
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A liquid receiver is typically installed:
a) Between the evaporator and compressor
b) Between the condenser and expansion valve
c) Between the compressor and condenser
d) At the outlet of the expansion valve
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What safety procedure should always be followed when working with refrigerants?
Wear personal protective equipment (PPE)
Use a fan to disperse refrigerants
Work in a poorly ventilated area
Ignore manufacturer guidelines
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
Capitalization
Quiz
•
University
20 questions
مسابقة درب-لغوية
Quiz
•
University
19 questions
Verbs - Regular and Irregular
Quiz
•
4th Grade - Professio...
21 questions
LIKE, ENJOY, WANT, & WOULD LIKE #HCT AAMC
Quiz
•
3rd Grade - University
16 questions
SpeakOut UI.UNIT 1.P.8
Quiz
•
University
20 questions
Grammar Quiz
Quiz
•
10th Grade - University
15 questions
comparatives
Quiz
•
University
20 questions
REFLECT LS 3 - UNIT 5 EXPLORERS
Quiz
•
University
Popular Resources on Wayground
15 questions
Fractions on a Number Line
Quiz
•
3rd Grade
10 questions
Probability Practice
Quiz
•
4th Grade
15 questions
Probability on Number LIne
Quiz
•
4th Grade
20 questions
Equivalent Fractions
Quiz
•
3rd Grade
25 questions
Multiplication Facts
Quiz
•
5th Grade
22 questions
fractions
Quiz
•
3rd Grade
6 questions
Appropriate Chromebook Usage
Lesson
•
7th Grade
10 questions
Greek Bases tele and phon
Quiz
•
6th - 8th Grade