4–43.
If the spring pressure applied to
4-44.
4–45.
4–46.
the clutch driving plate is
increased rapidly, what, if
anything, happens to the amount of
clutch slippage?
1.
It increases gradually
2.
It increases rapidly
3.
It decreases rapidly
4.
Nothing
When a truck having a 4-speed
transmission is in fourth gear, the
propeller shaft and the engine
crankshaft rotate at a ratio of
1.
1:1
2.
1:2
3.
2:1
4.
3:2
A heavy truck with a 7:1 gear ratio
in a 4–speed transmission is moving
along at 6 miles per hour in low
gear.
The driver shifts the
transmission through second and
third to fourth gear.
About how
fast will the truck be moving in
fourth gear if the driver keeps the
engine turning at the same rate as
it was turning in low gear?
1.
6 mph
2 .
30 mph
3.
42 mph
4.
54 mph
How does the constant mesh
transmission reduce noise?
1.
By using spur–tooth rather than
helical gears
2.
By using helical rather than
spur–tooth gears
3.
By using main shaft meshing
gears that are able to move
endwise
4.
By using soundproof padding
around the transmission units
4–47.
What is the function of the
friction cone clutch in a
synchromesh transmission?
1.
To engage the main drive gear
with the transmission main
shaft
2.
To engage the first-speed main
shaft with the transmission
main shaft
3.
To equalize the speed of the
driving and driven members
4.
To engage the second–speed main
shaft with the transmission
main shaft
4–48.
The synchromesh transmission shown
in figure 13–10 of your textbook
engages the notches at the inner
ends of the bell cranks by which of
the following means?
1.
Shifter forks
2.
A first–speed clutch
3.
Poppets
4.
A dog clutch
4-49.
What device usually provides the
means for engaging automatically
the front-wheel drive on a 6–wheel
drive vehicle?
1.
The sprag unit
2.
The power takeoff
3.
The auxiliary transmission
4.
The two–way clutch
4-50.
In an automotive vehicle the power
takeoff that supplies power to the!
auxiliary accessories is attached
to which of the following units of
the power train?
1.
The transmission
2.
The auxiliary transmission
3.
The transfer case
4.
Each of the above
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