Session 2: Setting of Gearbox
Unit 7: Regular Maintenance of Gearbox
Textual Question-Answers
Check Your Progress
A. Fill in the blanks
1. More play in gear linkage causes ————————Ans: improper gear shifting
2. When gearbox increases ——————— in transmission ofpower, heat is produced in meshing gears.
Ans: friction
3. In a two-wheeler, the lubricating oil should be changed at every——————— km.
Ans: 2000–3000
4. Check the level of lubricating oil in the ————— by looseningthe oil level bolt
Ans: gearbox
B. Multiple choice questions
1. Which of these is not a component of the gearbox?
(a) Gear linkage
(b) Gear lever
(c) Gear shifter lock
(d) Piston
Ans: (d) Piston
2. What should align with shifting sleeve on the main shaft?(a) Gear
(b) Gear shifter fork
(c) Gear linkage
(d) Gear lever
Ans: (b) Gear shifter fork
3. For easy shifting of gears, it is necessary to regularly lubricate the ing of gears, it is necessary to regularly lubricate th ———————
(a) thrust washer
(b) gear linkages
(c) spanner
(d) bolt
Ans: (b) gear linkages
C. Answer the following questions
1. What is the function of a gearbox?
Ans: The function of a gearbox is to transmit engine power to the wheelsby varying speed and torque according to driving conditions and to providereverse motion when required.
2. What are the different combinations in gearbox?
Ans: The different combinations in a gearbox include various gear ratiossuch as low gear, intermediate gear, high gear, and reverse gear obtained byengaging different pairs of gears.
