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. In one cubic foot there are _________ cubic inches.






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






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






4. The best method to ensure that a plastic joint is made properly - you should...






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






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






7. Where is a bourdon tube found?






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






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






10. There are __________ cubic inches in a gallon.






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






12. Where should the pressure enter a globe valve?






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






14. Which of the following has the largest inside diameter?






15. Which rigging configuration has the greatest sling strength?






16. Steam supply using parallel flow is...






17. A Hartford loop is used for...






18. The proper way to extinguish a fire is to...






19. The last two digits on an E-6010 electrode specify






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






21. A fan coil uses ______ to distribute heating or cooling to the space.






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






23. Which way should the bevel face on an orifice plate?






24. To properly align a flange you must perform what is commonly called a ______ hole...






25. The treatment of liquids at rest is known as...






26. The main cause of undercutting is...






27. When a flux joint is overheated it will not...






28. The color code for type '(inch)K'(inch) copper is?






29. What is the minimum thickness for threading PVC pipe?






30. The smallest nominal size DWV copper tube is...

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31. An oil separator is required on systems using...






32. The anode rod used in a hot water heater to protect it from corrosion is made of...






33. What is the standard pressure range for a pneumatic signal?






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






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






36. If you double pipe size the carrying capacity is increased...






37. The change in state from a liquid to gas is known as...






38. When a soldered joint is overheated...






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






40. Which of the following is sometimes used as a shielding gas in the GTAW process?






41. For an extension ladder to be at the correct angle for safe use on a working surface 20ft high. The ladder must be located how many feet away from the base?






42. If a pump is operating under static suction lift conditions - a __________ may be installed in the suction line to avoid losing the pump's prime each time the pump shuts off.






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






44. A bushing is NOT a good replacement for a reducer because...






45. Which of the following is a key element of a comprehensive safety and health program?






46. What is capillary action?






47. What is the best valve for throttling?






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






49. An ejector pump is typically used to pump __________.






50. OD for 5'(inch)

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