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12-55

Multiple Choice
Identify the choice that best completes the statement or answers the question.
 

 1. 

Which is a typical gear ratio for reverse gear in a manual transmission?
a.
.5:1
c.
2:1
b.
1:1
d.
3:1
 

 2. 

The ____ gear turns the gears on the output shaft.
a.
helical
c.
idler
b.
countershaft
d.
input
 

True/False
Indicate whether the statement is true or false.
 

 3. 

If the engine were connected directly to the driveshaft, without a transmission, the engine would stall as soon as the driver engaged the clutch.
 

 4. 

The usual gear oil for use in a manual transmission is 120W.
 

 5. 

The input shaft transfers rotation from the clutch disc to the transmission idler gears.
 

 6. 

Antifriction bearings are those that use a rolling action.
 

 7. 

The countershaft gear is also called the cluster gear.
 

 8. 

A transmission synchronizer prevents gears from grinding when they engage.
 

 9. 

Only a few cars today have fully synchronized transmissions.
 

 10. 

In an overdrive transmission, the highest gear has a ratio of less than 1:1.
 

Matching
 
 
Match the following terms and identifying phrases.
a.
shift linkage
e.
gear shift lever
b.
synchronizers
f.
transmission gears
c.
transmission case
g.
shift forks
d.
transmission input shaft
h.
output shaft
 

 11. 

Control allowing driver to change transmission gears.
 

 12. 

Clutch-operated shaft that turns gears inside transmission.
 

 13. 

Components that provide a means of changing output torque and speed.
 

 14. 

Devices used to mesh or lock gears into engagement.
 

 15. 

Pronged units that move gears or synchronizers into engagement.
 

 16. 

Arms or rods used to connect driver's shift lever with shift forks.
 

 17. 

Shaft that transfers rotating motion from transmission to drive shaft.
 

 18. 

Housing enclosing transmission components and lubricating oil.
 

Completion
Complete each statement.
 

 19. 

When a small gear drives a larger gear, it increases the ______________________________ of the output, but reduces output speed.
 

 

 20. 

A(n) ______________________________ gear has its teeth machined at an angle to the centerline of gear rotation.
 

 

 21. 

The two types of transmission shift linkage are the external rod and the internal shift ______________________________.
 

 

 22. 

A(n) ______________________________ gear on the output shaft of a manual transmission is used to drive the speedometer gear and cable.
 

 

 23. 

When a manual transmission is in ______________________________ gear, a small countershaft gear drives a larger gear on the output shaft.
 

 



 
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