EPA Practice Test
8 Questions
| Attempts: 707
Section 608 of the Federal Clean Air Act requires persons who work with regulated refrigerants to become certified. Take this test to see whether you can be certified or not.
Questions and Answers
- 1.
The size of the orifice in a capillary tube metering device is
- A.
1.5mm
- B.
Variable
- C.
Adjustable
- D.
Fixed
Correct Answer
D. Fixed -
- 2.
Examples of high pressure refrigerators are _______________
- A.
R-12,-114,-123
- B.
R-11, -113, -123
- C.
R-12, -114, -22
- D.
R-500, -502, -11
Correct Answer
C. R-12, -114, -22 -
- 3.
How many molecules of ozone can be destroyed by one molecule of fluorine?
- A.
0
- B.
1
- C.
100
- D.
1000
Correct Answer
A. 0 -
- 4.
Which refrigerant in a CFC?
- A.
R-134a
- B.
R-123
- C.
R-22
- D.
R-12
Correct Answer
D. R-12 -
- 5.
Which refrigerants contain the most chlorine?
- A.
HFC's
- B.
HCFC's
- C.
CFC's
- D.
Ammonia
Correct Answer
C. CFC's -
- 6.
When did it become illegal to vent CFC and HCFC substitutes?
- A.
Nov 1993
- B.
July 1994
- C.
Nov 1995
- D.
July 1996
Correct Answer
C. Nov 1995 -
- 7.
The molecule found in the stratosphere that indicates that ozone depletion is taking place is ____________
- A.
Radon
- B.
Carbon monoxide
- C.
Carbon dioxide
- D.
Chlorine Monoxide
Correct Answer
D. Chlorine Monoxide -
- 8.
Which refrigerant is a HCFC?
- A.
R-11
- B.
R-22
- C.
R-114
- D.
R-134a
Correct Answer
B. R-22 -
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Current Version
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Mar 14, 2022Quiz Edited by
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Mar 19, 2016Quiz Created by
Cimm8783
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