Test your basic knowledge |

Plumbing Certification

Subject : certifications
Instructions:
  • Answer 50 questions in 15 minutes.
  • If you are not ready to take this test, you can study here.
  • Match each statement with the correct term.
  • Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.

This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. Both soldered and brazed joints are made by heating a properly prepared joint to the proper temperature and the flowing of a filler metal by means of...






2. When gripping a pipe with a pipe wrench - the wrench should be adjusted so the pipe is...






3. Where is a bourdon tube found?






4. What are the three rope parts used in tying knots and hitches?






5. OD for 1'(inch)

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6. In a typical residential air conditioning system - the evaporator is of the _______________ type - where the liquid refrigerant should be totally vaporized before it reaches the outlet of the evaporator.






7. To figure the end-to-end measurement of a piece of pipe when the end-to-end center measurement is known the...






8. Which one of the following measures and takes action?






9. What type of Copper tubing is not identified by color on the tubing itself?






10. What has the largest effect on pump alignment?






11. The face to center measurement of any welded angle fitting equals...






12. The sum of atmospheric and gauge pressure is known as __________ pressure.






13. The last digit on a welding electrode refers to the __________ of the electrode.






14. The letters MSDS stand for...






15. Capillary action is used in...






16. The pressure exerted by a liquid at rest is...






17. The pipe size of a pipe changes from the ID to the OD on what pipe size?

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18. The combining of more than one metal is...






19. A concentric reducer could be used to connect to a horizontal pump _______________ line.






20. What is the welding position 2 - on the electrode mean?






21. An up-feed steam heating system has the heating units...






22. A vent is not needed on a condensate receiver when...






23. When should a person designated as an attendant attempt to rescue a worker that is trapped?






24. How often should the atmosphere be tested in a confined space?






25. When should you ream the end of a pipe?






26. What should be done first when preparing a copper joint?






27. On a centrifugal pump what is rotated by the motor?






28. The density of 1 cubic inch of Mercury is...






29. Condensate lines should be pitched...






30. A Hartford loop is used for...






31. How much does 1 cubic foot of air weigh?






32. When brazing for medical gas or refrigeration always...






33. OD for 8'(inch)

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34. Which component in a closed control loop is the primary element?






35. What is the purpose for a weep hole in a saddle pad?






36. What does GFCI stand for?






37. An abrasive wheel should never run faster than it...






38. Guides are used near...






39. What size hole should be cut into a main to saddle ON a smaller pipe?






40. OD for 5'(inch)

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41. What does the term '(inch)never saddle a dead horse'(inch) mean?






42. OSHA was enacted to...






43. What temperature does water boil at sea level?






44. What is the purpose of the expansion joint in a steam system?






45. To raise the boom of a crane you would...






46. When selecting a hanger for a piping system you should consider...






47. What type of flame should be used to cut carbon steel?






48. Factors in considering the site selection for a new cooling tower.






49. A mixing valve has ___ inlets and ___ outlets.






50. Where should the high pressure condensate be piped to before entering the receiver?