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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 type of flame should be used to cut carbon steel?






2. What type of expansion joint does NOT utilize mechanical movement?






3. OD for 4'(inch)

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4. OD for 6'(inch)

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






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






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






8. What causes water to move in a Hydronic system?






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






10. OD for 2'(inch)

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11. The color code for type L copper is...






12. If the architectural scale is 1/4'(inch) equals 1 foot - the ratio would be...






13. A cooling tower must have a ________ or be open-site.






14. When a liquid changes immediately to a vapor it is called...






15. A device that mechanically attaches to the side of a flange on a beam is called a...






16. How many 2'(inch) pipes can be supplied from a 6'(inch) header?






17. What is the formula to calculate thermal expansion?

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18. The best knot to use when lifting pipe vertically is the...






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






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






21. The change in state from solid to liquid is known as...






22. A Hartford loop is used for...






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






24. What do the first two digits mean in E7018 electrodes?






25. The color code for type K copper is...






26. When changing pipe sizes in the horizontal supply or return lines of a two-pipe hot water heating system use...






27. What would be the result of an incorrectly installed orifice plate?






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






29. A sling is weakest in which position?






30. When arranging weld coupons for testing position 6G...






31. The amount of heat it takes to raise one pound of water one degree Fahrenheit is known as a...






32. What does GFCI stand for?






33. Which of the following is an essential element necessary to produce an ordinary fire?






34. Which of the following is NOT a reason to use stud bolts instead of machine bolts for bolting flanged piping joints?






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






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






37. When using a cable come-a-long - what safety device will indicate overloading?






38. The device that controls the pressure in a low pressure steam boiler is called a...






39. Which of the following types of copper tube has the smallest wall thickness?






40. One foot of water exerts...






41. Steam supply using parallel flow is...






42. 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.






43. A vertical line in an isometric drawing represents...






44. Calculate head pressure of a vertical pipe at specific elevations.






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






46. To fabricate a 60 degree elbow from a 90 you would...






47. The function of a steam trap is to prevent the flow of ________________ - while allowing condensate and non-condensable gases to pass through.






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






49. Which is the correct formula for the area of a circle?






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







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