| ASE A-3 Manual Drive Train and Axles Certification Practice Answers |
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| 21.
Answer A Is wrong. Both Technicians are correct. Answer B is wrong. Both Technicians are correct. Answer C is correct. Both worn U-joints and out of balance tires will cause a vibration at highway speeds. Answer D is wrong. Both Technicians are correct. Return |
| 22.
Answer A is wrong. They are similar to roller bearings. The cages hold balls instead of rollers and are capable of handling heavy radial loads. Answer B is wrong. Thrust washers control end-play. Answer C is correct. Tapered roller bearings require a preloads. Answer D is wrong. Needle bearings or Torrington bearings are used between reduce friction between two rotating parts and are often used with thrust washers but would not require a preload. Return |
| 23.
Answer A. is wrong. It is unlikely the output shaft would cause a popping sound. Answer B is wrong. A bad shift motor will usually prevent 4WD engagement. Answer C is correct. A stretched chain can make a popping or rattling sound and may also cause damage to the case and other components. Answer D is wrong. A clogged vent will usually cause external fluid leaks. Return |
| 24.
Answer A is wrong. Both of these technicians are correct. Companion flange run out will cause a vibration at different speeds. Especially highway speeds. Answer B is wrong. Both of these technicians are correct. Driveshaft run out will cause a vibration while driving at highway speeds. Answer C is correct. Both technicians are correct. Answer D is wrong. Both technicians are correct. Return |
| 25.
Answer A is wrong. Answer C ic correct. Answer B is wrong. Answer C is correct. Answer C is correct. A dial gauge is used to measure ring gear run out. Answer D is wrong. Answer C is correct. Return |
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