45. Abnormal wear patterns can identify tire problems. Which pattern indicates that the tire was consistently underinflated? a. Wear outer treat area c. Wear along one edge b. Wear along the centerline d. Feathering of tread rubber 46. Cylinder _____, or deglazing is normally a part of cylinder block service. a. Grinding c. Boring b. Honing d. Filing 47. A injector is activated by a(n) _____. a. Control relay c. Oxygen sensor b. Thermo-time switch d. Timing circuit 48. When rebuilding a diesel injector, special ____ cleaning tools must be used to remove carbon deposits without damaging parts. a. c. Fiberglass-reinforced b. Nylon d. Brass 49. Technician A says that an air bag module should be placed on a workbench with the bag and trim facing up. Technician B says that it is safer to place the module with the bag facing down. Who is right? a. A only c. Both A & B b. B only d. Neither A nor B 50. Ina typical gasoline powered automotive engine, how many piston strokes make up a complets cycle? a. 1 c. 3 b. 2 d. 4 End of Written Test. Turn in this test and your answer sheet to the judge. Answer Sheet _____ _____ _____ _____ _____ _____ _____ _____ _____ _____ _____ _____ _____ _____ _____ _____ _____
45. Abnormal wear patterns can identify tire problems. Which pattern indicates that the tire was consistently underinflated? a. Wear outer treat area c. Wear along one edge b. Wear along the centerline d. Feathering of tread rubber 46. Cylinder _____, or deglazing is normally a part of cylinder block service. a. Grinding c. Boring b. Honing d. Filing 47. A injector is activated by a(n) _____. a. Control relay c. Oxygen sensor b. Thermo-time switch d. Timing circuit 48. When rebuilding a diesel injector, special ____ cleaning tools must be used to remove carbon deposits without damaging parts. a. c. Fiberglass-reinforced b. Nylon d. Brass 49. Technician A says that an air bag module should be placed on a workbench with the bag and trim facing up. Technician B says that it is safer to place the module with the bag facing down. Who is right? a. A only c. Both A & B b. B only d. Neither A nor B 50. Ina typical gasoline powered automotive engine, how many piston strokes make up a complets cycle? a. 1 c. 3 b. 2 d. 4 End of Written Test. Turn in this test and your answer sheet to the judge. Answer Sheet _____ _____ _____ _____ _____ _____ _____ _____ _____ _____ _____ _____ _____ _____ _____ _____ _____