Usps exam Questions and Verified Answers A+ GRADE

1. HCAnswer hydrocarbons 2. Hc is caused byAnswer Misfire 3. NoxAnswer High exhaust temps caused by high combustion temp 4. Egr openAnswer Lean 5. Egr closedAnswer Rich 6. RichAnswer Black smoke 7. LeanAnswer White smoke 8. Secondary springAnswer Goes on first 9. lower ball jointAnswer Load bearing 10. Vacuum rangeAnswer 14-22 " 11. Cam to crankAnswer Crank turns 2 times per 1 cam rotation 12. What is used for piston pin diameterAnswer Micrometer 13. AmpAnswer Electrical current 14. OhmAnswer unit of resistance 15. VoltAnswer Unit of electric pressure 16. What tool measures ampsAnswer Ammeter 17. What tool measures ohmsAnswer Ohmmeter 18. What tool measures VoltsAnswer Voltmeter 19. What is measured in voltsAnswer Battery's 20. What is measured in ampsAnswer Current stored capacity of power source 21. What is measured in ohmsAnswer Resistance between two points 22. Unit of voltsAnswer Ex 12.4 V 23. Unit of ampsAnswer A 24. Unit of ohmsAnswer © 25. What is gasolineAnswer H2 C 26. OxygenAnswer 02 27. NitrogenAnswer N2 28. carbon monoxideAnswer Co 29. CamberAnswer Moving the top of the wheel in and out 30. Neg camberAnswer Brings top of tire towards engine 31. Positive CamberAnswer The tops of the wheels tilt outward when viewed from the front of the vehicle. 32. Toe inAnswer Causes tires to wear on the outside 33. toe outAnswer Tires to wear on inside 34. CasterAnswer refers to the forward or backward tilt of the steering axis in reference to a vertical line as view