Workbook, Heavy Duty Truck Systems, 6E
Chapter Fifteen – Answer Key
1. Which of the following gear ratios would reduce the output speed of a transmission the
most?
2. Which OEM would be associated with triple countershaft transmissions?
3. Which of the following best describes the role of an auxiliary section in a truck standard
transmission?
4. How many countershafts are there in the forward section of a Roadranger transmission?
5. Which of the following best explains the need to have backlash between meshing gears?
6. What term describes the gear surface area closest to the outside diameter?
7. If a drive gear is required to rotate a driven gear in the same direction, which of the
following is a requirement?
8. If a transmission is described as nonsynchronized, which of the following is a required
driving technique?
9. Which of the following is required to activate the low-low ratio in a deep reduction
transmission?
10. Which of the following terms is often used to describe a type of transfer case?