EPA Practice Tests
-
EPA Practice Test – Core #11 Quiz
-
EPA Practice Test – Core #21 Quiz
-
EPA Practice Test – Core #31 Quiz
-
EPA Practice Test – Core #41 Quiz
-
EPA Practice Test – Core #51 Quiz
-
EPA Practice Test – Core #61 Quiz
-
EPA Practice Test – Core #71 Quiz
-
EPA Practice Test – Core #81 Quiz
-
EPA Practice Test – Core #91 Quiz
-
EPA Practice Test – Core #101 Quiz
Quiz Summary
0 of 25 Questions completed
Questions:
Information
You have already completed the quiz before. Hence you can not start it again.
Quiz is loading…
You must sign in or sign up to start the quiz.
You must first complete the following:
Results
Results
0 of 25 Questions answered correctly
Your time:
Time has elapsed
You have reached 0 of 0 point(s), (0)
Earned Point(s): 0 of 0, (0)
0 Essay(s) Pending (Possible Point(s): 0)
Categories
- Not categorized 0%
- 1
- 2
- 3
- 4
- 5
- 6
- 7
- 8
- 9
- 10
- 11
- 12
- 13
- 14
- 15
- 16
- 17
- 18
- 19
- 20
- 21
- 22
- 23
- 24
- 25
- Current
- Review
- Answered
- Correct
- Incorrect
-
Question 1 of 25
1. Question
In what year was the Montreal protocol signed?
CorrectIncorrect -
Question 2 of 25
2. Question
What kind of recovery is the fastest and takes up less volume per pound of refrigerant to recover?
CorrectIncorrect -
Question 3 of 25
3. Question
How often must reusable containers for refrigerants be date-stamped and hydrostatically tested?
CorrectIncorrect -
Question 4 of 25
4. Question
In very high pressure appliances, which refrigerant is most often used?
CorrectIncorrect -
Question 5 of 25
5. Question
What is the proper protocol for purged nitrogen gas?
CorrectIncorrect -
Question 6 of 25
6. Question
Regarding recovery time, What is the result of using long hoses between the unit and the recovery machine?
CorrectIncorrect -
Question 7 of 25
7. Question
Which one of the following has an ozone depletion potential (ODP) value of 1?
CorrectIncorrect -
Question 8 of 25
8. Question
Dehydration evacuation does not remove middle oil or acid trapped in the oil.
CorrectIncorrect -
Question 9 of 25
9. Question
Where in the refrigeration system is refrigerant a warm liquid?
CorrectIncorrect -
Question 10 of 25
10. Question
Which device is located at the end of the liquid line?
CorrectIncorrect -
Question 11 of 25
11. Question
What type of refrigerant is used with medium-pressure appliances?
CorrectIncorrect -
Question 12 of 25
12. Question
Which phase is refrigerant in while it’s passing through the discharge line?
CorrectIncorrect -
Question 13 of 25
13. Question
During evacuation of the refrigerant, how will a suction hose with a larger diameter affect the recovery rate of the refrigerant?
CorrectIncorrect -
Question 14 of 25
14. Question
To obtain the most accurate readings during the evacuation process, the vacuum guage should be located as __________ as possible from the vacuum pump.
CorrectIncorrect -
Question 15 of 25
15. Question
Why is oil used in the compressor?
CorrectIncorrect -
Question 16 of 25
16. Question
On what type of equipment are Schrader valves present?
CorrectIncorrect -
Question 17 of 25
17. Question
What poisonous substance is formed when refrigerants are exposed to flame or steam?
CorrectIncorrect -
Question 18 of 25
18. Question
What substance is used to remove ice if ice is present on the sight glass?
CorrectIncorrect -
Question 19 of 25
19. Question
Which refrigerant has the lowest ozone depletion potential (ODP)?
CorrectIncorrect -
Question 20 of 25
20. Question
Which of the following refrigerants is compatible with disposable cylinders?
CorrectIncorrect -
Question 21 of 25
21. Question
Which of the following devices makes a high-temperature, high-pressure, superheated refrigerant vapor from a low-pressure, low-temperature refrigerant vapor?
CorrectIncorrect -
Question 22 of 25
22. Question
In a refrigeration system, the warmer the temperature the slower it will evacuate.
CorrectIncorrect -
Question 23 of 25
23. Question
All refrigerant oils are hygroscopic.
CorrectIncorrect -
Question 24 of 25
24. Question
What substance is obtained when ozone reacts with chlorine ions?
CorrectIncorrect -
Question 25 of 25
25. Question
It may be impossible to reclaim mixed refrigerants in the same tank.
CorrectIncorrect