Gearbox Lubrication Systems

1. Which of the following would be a common type of lubricant used in gearbox lubrication systems?

A) Gasoline
B) Water
C) Wine
D) Gear oil

2. What happens if a gearbox is not properly lubricated?

A) Improved efficiency
B) Quieter operation
C) Increased friction and wear on gears leading to potential damage
D) Increased speed

3. Which component of a gearbox lubrication system is responsible for distributing the lubricant to various parts of the gearbox?

A) Gear shaft
B) Bearing
C) Oil pump
D) Cooling fan

4. What is the purpose of adding additives to gearbox lubricants?

A) To change the color of the lubricant
B) To enhance the lubricant's performance and protect the gearbox under various conditions
C) To make the lubricant smell better
D) To make the lubricant less effective

5. Which of the following problems can result from using the wrong type of lubricant in a gearbox?

A) Quieter operation
B) Increased wear, overheating, and potential damage to the gearbox
C) Improved performance
D) Faster speed

6. Which type of lubricant is more commonly used in high-performance gearboxes?

A) Synthetic lubricants
B) Motor oil
C) Vegetable oil
D) Diesel fuel

7. What is the purpose of a breather in a gearbox lubrication system?

A) To allow for expansion and contraction of the lubricant due to temperature changes
B) To make the gearbox more colorful
C) To release a pleasant aroma
D) To increase the flow rate

8. Which method of gearbox lubrication involves spraying a mist of fine oil droplets into the gearbox enclosure?

A) Mist lubrication
B) Splash lubrication
C) Drip feed lubrication
D) Force feed lubrication

9. Which of the following is a common method of lubricating gears in a gearbox?

A) Applying heat
B) Splash lubrication
C) Blowing air
D) Using sand

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