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. Factors in considering the site selection for a new cooling tower.






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






3. The maximum practical suction lift on positive displacement pumps is 22 feet and on centrifugal pumps it is __________ feet.






4. Name the three methods of transferring heat.






5. Which component in a closed control loop is the primary element?






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






7. What is the formula to figure take off on a 45 degree elbow?

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






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






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






11. An up-feed steam heating system has the heating units...






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






13. The type of valve permitted downstream of a temperature and pressure relief valve on a water heater is...






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






15. A __________ displacement pump discharges a definite quantity of liquid for each cycle.






16. Steam supply using parallel flow is...






17. Formula for a cubic foot of an unknown substances weight?






18. You should never blow your clothes off with oxygen because oxygen is a/an






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






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






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






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






23. Zinc chills or metal fume fever are caused from welding on __________ steel.






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






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






26. The ______ is used to protect the weld puddle from contamination in the SMAW process.






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






28. OD for 8'(inch)

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29. OD for 1/2'(inch)

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30. Where is a bourdon tube found?






31. What type of expansion joint utilizes mechanical movement?






32. How far should a copper tube be inserted into a cup for a brazed joint?






33. What is capillary action?






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






35. One gallon of water weighs?






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






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






38. Since _______________ is virtually incompressible - pressure has little effect on its volume.






39. .433 psig is equal to how high of a water column?






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






41. A sling is weakest in which position?






42. What is the function of the covering on the electrodes during the process of '(inch)Shielded Metal Arc Welding'(inch)?






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






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






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






46. What does GFCI stand for?






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






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






49. The specific weight of mercury is...






50. The density of water is...