Test your basic knowledge |

Subject : engineering
Instructions:
  • Answer 42 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. Duty cycle of a welding machine is based on the...






2. Shielding gas flow rates will vary but a common starting point for short circuit transfer is...






3. How are dirt particles removed from cutting and welding tips






4. Acetylene not contained in suitable cylinder is not safe above






5. 60






6. What type of polarity is best for welding out of position






7. To stop Back firing or popping the gas flow through the tip should be...






8. Class C






9. Undercut on fillet welds can be a result of...






10. 1






11. 1






12. Class D






13. The main tool used to control the height and width of the weld bead is...






14. Melting temperature of Aluminum






15. Melting temperature of Steel






16. Fine tuning amperage will depend upon






17. Welding in the flat position on thin material is generally welded with the...






18. S






19. GMAW short circuit transfer can be used for...






20. An oxygen cylinder valve should be...






21. Cutting and welding tip are made of...






22. Class A






23. Melting temperature of Solder






24. A






25. Class B






26. Melting temperature of Brass






27. Full tank pressure for an acetylene cylinder is...






28. M






29. Welding current is transmitted to the GMAW wire through the...






30. Which metal cant be safely used in the presences of acetylene






31. L






32. When not in user the regulater adjusting screw should be...






33. Melting temperature of Grey Cast Iron






34. The main purpose for a shielding gas cylinder cap is to protect






35. What shade of lens should you use for stick welding






36. The deepest penetration is a result of which gun technique






37. C






38. What comes out the center of the hole in a cutting tip






39. What should we do when the word cover is spoken






40. For short circuit transfer the contact tube should be...






41. Can you weld vertical up with 7024






42. The Hottest oxy- acetylene flame