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






2. What has the largest effect on pump alignment?






3. Which of the following methods of access to a scaffold is prohibited?






4. What type of sensor is directly in the process stream?






5. OD for 8'(inch)

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6. When is it safe to remove the old packing from a valve that is under pressure?






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






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






9. What is the purpose of the oxygen and acetylene regulators?






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






11. OD for 1/2'(inch)

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12. Name the three methods of transferring heat.






13. What type of copper tubing joint requires use of a ferrule?






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






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






16. What is Hydronics?






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






18. Before attaching regulators to an oxygen cylinder...






19. To determine the set on a 45 degree offset you would multiply the travel by...






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






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






22. A direct acting thermostat is used to...






23. What type of expansion joint utilizes mechanical movement?






24. The symbol for pi is equivalent to...






25. When lifting objects with sharp edges you should use a...






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






27. If a horizontal pipe connecting to the suction side of a pump requires a reducer - it should be connected with...






28. The control point adjustment on a receiver is used to change the _______________.






29. What is capillary action?






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






31. What is the standard for an electronic signal?






32. Use of air as a power source is known as...






33. Calculate head pressure in a section of vertical pipe?






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






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






36. A schematic drawing is...






37. What is the best gasket to use on a flanged joint on medium pressure steam?






38. What instrument is best for measuring vacuum?






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






40. The final step in the galvanizing of pipe is to dip the pipe into a bath of molten _________?






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






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






43. OSHA was enacted to...






44. Capillary action is used in...






45. What is the specific gravity of water?






46. The specific gravity of a liquid can only be measured using the following instrument...






47. What does a + plus sign mean?






48. How much heat is required to raise 1/2 pound of water 1 degree F?






49. One gallon of water occupies how many cubic feet?






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