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






2. What does a + plus sign mean?






3. What is the welding position 3 - on the electrode mean?






4. Standard atmospheric pressure at sea level is _____...






5. In one cubic foot there are _________ cubic inches.






6. What is Hydronics?






7. What does the G stand for in the 2G - 5G and 6G weld positions?






8. What effect does the fill pressure (static) have on a closed loop plumbing system?






9. Soldered joints should never be used on systems above...






10. The only entity that has the responsibility and authority to appoint the competent person is...






11. The color code for ACR copper is...






12. Name the three methods of transferring heat.






13. What is typically a final control element?






14. A _______________ reamer should NOT be used with power operated pipe threading equipment






15. 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...






16. What are the main differences between soldering and brazing?






17. Which of the following is the decimal equivalent of 5/8'(inch)






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






19. A tag line should be used on a crane lift...






20. When leaning a ladder against an object - the ladder should be at an approximate angle of __________ degrees.






21. What has the largest effect on pump alignment?






22. When a cranes signaler's hand is pointed up with his finger moving in a circle it means to...






23. In the cooling cycle - which component throttles the flow of refrigerant?






24. Although the model codes usually say the melting point of a brazing alloy must be at least 1000º F - the technical temperature specified by the Copper Development Association and the American Welding Society is __________ degrees Fahrenheit.






25. What is the standard for an electronic signal?






26. The pipe fitting that makes a 180 degree turn is called a/an?






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






28. Why is it necessary to use flux on a soldered joint?






29. A float and thermostatic trap is a...






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






31. A rating of 300# refers to a flange's...






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






33. The type of drawing that most closely resembles an object as the eye would see it is referred to as a/an __________ drawing.






34. The specific gravity of a gas is relative to the specific weight of _______________ - which has a specific gravity of one.






35. What type of copper is recommended for refrigeration?






36. Oil is used on a pipe machine to...






37. A neutral reading on the PH scale is...






38. OD for 3'(inch)

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39. A diamond on an instrumentation loop diagram encloses information concerning...






40. A dielectric fitting should be used on...






41. The color code for DWV copper is...






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

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43. Where should the pressure enter a globe valve?






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






45. To determine the travel for a 45 degree rolling offset you would...






46. Which of the elements of a wire rope aid in absorbing '(inch)Shock Loads'(inch)?






47. In a Hydronic heating system - units at the top of the system not heating are likely to be...






48. The leading cause of on-the-job deaths in the construction industry is _______________.






49. The 6G welding position is...






50. Which of the following is NOT a reason for using cutting oil when threading pipe?







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