EPA 608 Practice Test Core Question Answers 2023 [Online Free] EPA-approved test to earn the Section 608 Technician Certification core exam – free practice test. This is a sample online quiz test that helps you to test your knowledge and 608 Technician Certification final exam preparation.
EPA 608 Practice Test Core Question Answers 2023
EPA stands for | Environmental Protection Agency |
Test Name | EPA Certification Test Prep |
Section Name | 608 |
Type of test | sample test |
Type of question | multiple-choice |
Answers availability | Yes |
Total question | 50 |
Time limit | 25 minutes |
Topics | EPA 608 Core |
See also | EPA 608 Certification Exam Practice Test And Study Guide |
EPA 608 Practice Test Core
These Practice questions are NOT the actual exam questions. The actual test contains four sections: the Core, and sections I, II, and III. Each section contains twenty-five (25) multiple-choice questions. And a minimum score of 70 percent, or 18 out of 25 correct.
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Free EPA 608 Certificate Practice Test (Core).
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The official EPA 608 Certificate final exam has 25 multiple-choice questions. A minimum score of 70% or higher is required to pass the exam. This is obtained by answering at least 18 out of 25 questions correctly.
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Question 1 of 50
1. Question
1 pointsA refrigerant cylinder designed to hold recovered refrigerant has a:
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Question 2 of 50
2. Question
1 pointsOnly _____ refrigerant can be transferred or sold to another individual
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Question 3 of 50
3. Question
1 pointsOne chlorine atom in stratosphere can able to destroy approximately _______ number of ozone molecules:
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Question 4 of 50
4. Question
1 pointsThe condenser ____________
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Question 5 of 50
5. Question
1 pointsIt is to be ensured that the refrigerant recovery cylinder is not filled to more than _____ of its capacity
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Question 6 of 50
6. Question
1 pointsWhich of the following has the highest Ozone Depletion Potential?
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Question 7 of 50
7. Question
1 pointsRecover any remaining refrigerant and then render the cylinder useless, then recycle the metal is the proper disposal method for;
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Question 8 of 50
8. Question
1 pointsA vacuum test could actually hide a leak:
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Question 9 of 50
9. Question
1 pointsThe chlorine in CFCs and HCFCs;
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Question 10 of 50
10. Question
1 pointsRecovered refrigerant is stored in which of the following painted tank:
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Question 11 of 50
11. Question
1 pointsBefore shipping any used refrigerant cylinders, check that the cylinder meets what standards:
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Question 12 of 50
12. Question
1 pointsA recovery cylinder can maximum store _____ number of refrigerants:
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Question 13 of 50
13. Question
1 pointsSilicone elastomers, for use in seals and gaskets, are not compatible with which refrigerants?
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Question 14 of 50
14. Question
1 pointsWhich of the following substance present in refrigerant appliance results in corrosion:
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Question 15 of 50
15. Question
1 pointsTo process refrigerant to a level equal to new (virgin) product specifications as determined by chemical analysis defines;
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Question 16 of 50
16. Question
1 pointsThe molecule found in CFCs and HCFCs that depletes ozone is:
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Question 17 of 50
17. Question
1 pointsWhich of the following refrigerants is an HFO?
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Question 18 of 50
18. Question
1 pointsAfter recovering refrigerant from a sealed system, which of the following gas is used to pressurize (for leak checking) or blow debris out of the system:
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Question 19 of 50
19. Question
1 pointsRefrigerant cannot be called reclaimed unless it meets the ______ purity standard:
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Question 20 of 50
20. Question
1 pointsWhich international agreement (Treaty) regulated the production and use of CFCs, HCFCs, halons, methyl chloroform and carbon tetrachloride?
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Question 21 of 50
21. Question
1 pointsThe ____connects the evaporator to the compressor in a refrigerant system:
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Question 22 of 50
22. Question
1 pointsAn ozone molecule contains;
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Question 23 of 50
23. Question
1 pointsThe compressor ____
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Question 24 of 50
24. Question
1 pointsHCFCs contain;
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Question 25 of 50
25. Question
1 pointsWhich ASHRAE classification means slightly flammable?
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Question 26 of 50
26. Question
1 pointsTXV valve maintaining the pressure difference between _____ and _____ of the system
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Question 27 of 50
27. Question
1 pointsThe low-side test-pressure data-plate value should be used by a technician to determine a safe pressure for:
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Question 28 of 50
28. Question
1 pointsWhat is the Significant New Alternatives Policy (SNAP) Program?
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Question 29 of 50
29. Question
1 pointsWhich one of the following has highest Ozone Depletion Potential (ODP):
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Question 30 of 50
30. Question
1 pointsCrop loss, eye disease, and skin cancer have been attributed to;
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Question 31 of 50
31. Question
1 pointsAt which of the following stage in refrigeration cycle does the refrigerant changes from high-pressure vapor to a high-pressure liquid:
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Question 32 of 50
32. Question
1 pointsHFCs ________;
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Question 33 of 50
33. Question
1 pointsDuring each vacuum decay test, it is observed that after creating the vacuum, the pressure of the system increases to greater than 0 psig and stops at some point, Then:
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Question 34 of 50
34. Question
1 pointsIf your recovery unit does not have a sub-cooling feature recovery rate will be _____ :
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Question 35 of 50
35. Question
1 pointsWhich of the following refrigerant is used in medium pressure appliance:
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Question 36 of 50
36. Question
1 pointsWhich of the following is used to minimize the leakage of refrigerant while checking the pressure of the system:
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Question 37 of 50
37. Question
1 pointsStratosphere layer consists of ____ of the available Ozone on the earth’s atmosphere:
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Question 38 of 50
38. Question
1 pointsRefrigeration technicians who violate the Clean Air Act may:
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Question 39 of 50
39. Question
1 pointsWhen ozone reacts with chlorine ion which of the following is obtained:
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Question 40 of 50
40. Question
1 points_____ breaks down the CFCs and frees the chlorine ion at stratosphere:
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Question 41 of 50
41. Question
1 pointsLong hoses between the unit and the recovery machine results in _______ in recovery time:
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Question 42 of 50
42. Question
1 pointsOil is used in compressor for which of the following purpose:
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Question 43 of 50
43. Question
1 pointsWhen checking for small leaks, using a ____ is the most effective method:
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Question 44 of 50
44. Question
1 pointsThis suction line filter drier should be located just upstream of the _____ inlet:
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Question 45 of 50
45. Question
1 pointsWhich of the following refrigerant is used in very high-pressure appliance:
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Question 46 of 50
46. Question
1 pointsThe center port of the service manifold is usually have ______ hose:
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Question 47 of 50
47. Question
1 pointsRefrigerant in Discharge Line will be in which of the following phase:
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Question 48 of 50
48. Question
1 pointsThe color of the pressure port of the manifold pressure gauge that is connected to the low pressure side of the system:
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Question 49 of 50
49. Question
1 pointsReusable containers for refrigerants shall be tested for hydrostatically tested and date stamped for every _____ :
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Question 50 of 50
50. Question
1 pointsLow-pressure systems typically have a pressure relief valve set at ____ :