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. If the travel of a 45 degree offset is known - what formula can be used to find the advance?






2. What causes pressure drop?






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






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






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






6. What is installed after the isolation valve and before the trap union on a standard trap assembly?






7. The density of water is...






8. What should the outside attendant do to rescue a worker who shows physiological effects of exposure in a confined space?






9. When a loop is needed at any point between ends of a rope - the proper knot to tie is the...






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






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






12. The specific weight of air and water is...






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






14. How high must you extend a ladder above the roof or deck?

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






16. What type of hanger uses a spring that splits the rod?






17. A rating of 150# refers to a flange's...






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

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






20. When loosening the bolts on a flange one should...






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






22. What is used to soften PVC and remove the gloss?






23. 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...






24. What is on the low side of the vapor compression cycle?






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






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






27. In a refrigeration system a condensable gas is...






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






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






30. The main cause of undercutting is...






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






32. What is the welding position 1 - on the electrode mean?






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






34. OD for 1'(inch)

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






36. The type of drawing that views a building by looking directly at the front - top and side is referred to as a/an ___________ drawing.






37. The 6G welding position is...






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






39. To order a reducing tee you should specify the size by...






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






41. When a soldered joint is overheated...






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






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






44. The treatment of liquids in motion is known as...






45. A single line drawing of a piping system represents the...






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






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






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






49. What does the crane signal with the index finger pointed forward in a swirling motion signal?






50. A valve on the suction side of the pump should be...