Postal Automotive Technician Exam 944 Questions And Answers

Engine timing may be set most accurately with a {Ans: Dwell meter}Towing is controlled by adjusting the {Ans: Tie Rod}38. A generator should be polarized to prevent damage whenever {Ans: The generator or regulator wires have been disconnected}The most reliable method of testing a storage battery is by using a {Ans: Hi rate, discharge cell tester}Rockets differ mainly from jet engines in that day {Ans: Carry their own oxygen with them}All of the following have moving parts, except the____________ jet engine. {Ans: Ram}25. The size of an outdoor motor propeller is always given in {Ans: Diameter and pitch}10. Engine timing is generally set by using a {Ans: Strobe light}Of the following statements about the fly wheel, the one that is not true is: {Ans: Joined to the camshaft}14. On many cars the fuel pump is combined with the {Ans: vacuum pump}29. A jet engine combustion chamber liner is cool by {Ans: Air streams}11. If an engine is operating for long periods of time at part throttle opening the {Ans: Spark plugs will become covered with carbon}8. Disc brakes on a car have a distinct advantage over conventional drum