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. OD for 6'(inch)

Warning: Invalid argument supplied for foreach() in /var/www/html/basicversity.com/show_quiz.php on line 183


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






3. On a centrifugal pump what is rotated by the motor?






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






5. What are 3 fuel gases used for heating pipe or tubing?






6. The density of water is...






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






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






9. OD for 5'(inch)

Warning: Invalid argument supplied for foreach() in /var/www/html/basicversity.com/show_quiz.php on line 183


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






11. When selecting a hanger for a piping system you should consider...






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






13. What type of expansion joint utilizes mechanical movement?






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






15. When a soldered joint is overheated...






16. An exit from a trench should be no more than...

Warning: Invalid argument supplied for foreach() in /var/www/html/basicversity.com/show_quiz.php on line 183


17. When a pipe size is decreased by half - the carrying capacity of the pipe decreases by...






18. A float and thermostatic trap is a...






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






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






21. What type of valve should be used to bypass a control valve?






22. What causes pressure drop?






23. What are the three types of steam traps?






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






25. The specific weight of mercury is...






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






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






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






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






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






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






32. The pipe that connects the steam header to the boiler return connection is the...






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

Warning: Invalid argument supplied for foreach() in /var/www/html/basicversity.com/show_quiz.php on line 183


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






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






36. A system which the refrigerant is in the shell and cools the fluid in the tubes is...






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






38. Steam in contact with the water it has been generated from is known as ________________ steam.






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






40. What is the best valve for throttling?






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






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






43. Which of the following constants are used when working with circles and areas?






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






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






46. OD for 2'(inch)

Warning: Invalid argument supplied for foreach() in /var/www/html/basicversity.com/show_quiz.php on line 183


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






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






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






50. A Hartford loop is used for...