2
310T Drive Trains Exam with accurate detailed solutions
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What is meant when it is said that a torque converter has a modulated lock-up strategy?
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a) The lock-up clutch will apply as early as possible during the drive cycle.
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b) The lock-up clutch will apply based on a number of factors including throttle request.
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c) The lock-up clutch will only apply when the driver requests it
|| || || || || || || || || || ||
d) The lock-up clutch will apply only in high range.
|| || || || || || || || ||
b) The lock-up clutch will apply based on a number of factors including throttle request.
|| || || || || || || || || || || || || ||
A stall speed much higher that specified would typically indicate which of the following
|| || || || || || || || || || || || || ||
problems?
a) A slipping clutch
|| || ||
b) A stuck stator
|| || ||
c) A freewheeling stator
|| || ||
d) An engine that needs a tune-up
|| || || || || ||
a) A slipping clutch
|| || ||
What are the two phases of torque converter operation?
|| || || || || || || ||
a) The torque multiplication phase and the lockup phase
|| || || || || || || ||
b) The lock-up phase and the torque multiplication phase
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,2
c) The torque multiplication phase and the coupling phase
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d) The stator phase and the lock-up phase
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c) The torque multiplication phase and the coupling phase
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The stall test can be used to determine which of the following?
|| || || || || || || || || || ||
a) The condition of the transmission only
|| || || || || ||
b) The condition of the torque converter only
|| || || || || || ||
c) The condition of the engine, torque converter, and the transmission
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d) The condition of the engine only
|| || || || || ||
c) The condition of the engine, torque converter, and the transmission
|| || || || || || || || || ||
Which of the following is likely the problem if a stall speed is 600 rpm or more lower than
|| || || || || || || || || || || || || || || || || || ||
specification?
a) A freewheeling stator in the torque converter
|| || || || || || ||
b) A torque converter that is not full of fluid
|| || || || || || || || ||
c) A stuck stator in the torque converter
|| || || || || || ||
d) A transmission that has a seized clutch
|| || || || || || ||
a) A freewheeling stator in the torque converter
|| || || || || || ||
During a converter stall test, which of the following could indicate a stuck or seized stator?
|| || || || || || || || || || || || || || ||
a) Higher than normal stall speed
|| || || || ||
,2
b) Extremely low stall speed
|| || || ||
c) No temperature decrease during the cool down phase
|| || || || || || || ||
d) Low torque during the stall test
|| || || || || ||
c) No temperature decrease during the cool down phase
|| || || || || || || ||
In a typical torque converter installation, what must be used between the torque converter
|| || || || || || || || || || || || || ||
and the engine flywheel or crankshaft?
|| || || || ||
a) A spacer of at least 1/2 inch thickness
|| || || || || || || ||
b) A special insulating material
|| || || ||
c) The torque converter front support bushing
|| || || || || ||
d) One or more flex plates
|| || || || ||
d) One or more flex plates
|| || || || ||
A lock-up clutch in the torque converter does which of the following?
|| || || || || || || || || || ||
a) Increases rotary oil flow in the torque multiplication phase
|| || || || || || || || ||
b) Provides 100% efficiency between the impeller and turbine
|| || || || || || || ||
c) Increases vortex oil flow in the coupling phase
|| || || || || || || ||
d) Allows a higher stall speed
|| || || || ||
b) Provides 100% efficiency between the impeller and turbine
|| || || || || || || ||
Where does the transmission fluid exiting the torque converter usually go after it leaves the
|| || || || || || || || || || || || || || ||
converter?
, 2
a) To the pump intake
|| || || ||
b) To the transmission cooler
|| || || ||
c) Straight to the transmission sump
|| || || || ||
d) To the front lube circuit
|| || || || ||
b) To the transmission cooler
|| || || ||
When the engine is idling and you are in park or neutral, which of the following would be
|| || || || || || || || || || || || || || || || || ||
happening in the torque converter? || || || ||
a) Both the impeller and the turbine are stopped, and the stator is turning.
|| || || || || || || || || || || || ||
b) The impeller, the stator, and the turbine are all turning at close to the same speed.
|| || || || || || || || || || || || || || || ||
c) The impeller is turning; the stator is locked; and the turbine is stopped.
|| || || || || || || || || || || || ||
d) Both the impeller and the turbine are turning, and the stator is locked.
|| || || || || || || || || || || || ||
b) The impeller, the stator, and the turbine are all turning at close to the same speed.
|| || || || || || || || || || || || || || || ||
Which of the following allows equipment to start up virtually load free?
|| || || || || || || || || || ||
a) Fluid coupler
|| ||
b) Stator
||
c) Turbine
||
d) Torque converter
|| ||
a) Fluid coupler
|| ||
310T Drive Trains Exam with accurate detailed solutions
|| || || || || || ||
What is meant when it is said that a torque converter has a modulated lock-up strategy?
|| || || || || || || || || || || || || || ||
a) The lock-up clutch will apply as early as possible during the drive cycle.
|| || || || || || || || || || || || ||
b) The lock-up clutch will apply based on a number of factors including throttle request.
|| || || || || || || || || || || || || ||
c) The lock-up clutch will only apply when the driver requests it
|| || || || || || || || || || ||
d) The lock-up clutch will apply only in high range.
|| || || || || || || || ||
b) The lock-up clutch will apply based on a number of factors including throttle request.
|| || || || || || || || || || || || || ||
A stall speed much higher that specified would typically indicate which of the following
|| || || || || || || || || || || || || ||
problems?
a) A slipping clutch
|| || ||
b) A stuck stator
|| || ||
c) A freewheeling stator
|| || ||
d) An engine that needs a tune-up
|| || || || || ||
a) A slipping clutch
|| || ||
What are the two phases of torque converter operation?
|| || || || || || || ||
a) The torque multiplication phase and the lockup phase
|| || || || || || || ||
b) The lock-up phase and the torque multiplication phase
|| || || || || || || ||
,2
c) The torque multiplication phase and the coupling phase
|| || || || || || || ||
d) The stator phase and the lock-up phase
|| || || || || || ||
c) The torque multiplication phase and the coupling phase
|| || || || || || || ||
The stall test can be used to determine which of the following?
|| || || || || || || || || || ||
a) The condition of the transmission only
|| || || || || ||
b) The condition of the torque converter only
|| || || || || || ||
c) The condition of the engine, torque converter, and the transmission
|| || || || || || || || || ||
d) The condition of the engine only
|| || || || || ||
c) The condition of the engine, torque converter, and the transmission
|| || || || || || || || || ||
Which of the following is likely the problem if a stall speed is 600 rpm or more lower than
|| || || || || || || || || || || || || || || || || || ||
specification?
a) A freewheeling stator in the torque converter
|| || || || || || ||
b) A torque converter that is not full of fluid
|| || || || || || || || ||
c) A stuck stator in the torque converter
|| || || || || || ||
d) A transmission that has a seized clutch
|| || || || || || ||
a) A freewheeling stator in the torque converter
|| || || || || || ||
During a converter stall test, which of the following could indicate a stuck or seized stator?
|| || || || || || || || || || || || || || ||
a) Higher than normal stall speed
|| || || || ||
,2
b) Extremely low stall speed
|| || || ||
c) No temperature decrease during the cool down phase
|| || || || || || || ||
d) Low torque during the stall test
|| || || || || ||
c) No temperature decrease during the cool down phase
|| || || || || || || ||
In a typical torque converter installation, what must be used between the torque converter
|| || || || || || || || || || || || || ||
and the engine flywheel or crankshaft?
|| || || || ||
a) A spacer of at least 1/2 inch thickness
|| || || || || || || ||
b) A special insulating material
|| || || ||
c) The torque converter front support bushing
|| || || || || ||
d) One or more flex plates
|| || || || ||
d) One or more flex plates
|| || || || ||
A lock-up clutch in the torque converter does which of the following?
|| || || || || || || || || || ||
a) Increases rotary oil flow in the torque multiplication phase
|| || || || || || || || ||
b) Provides 100% efficiency between the impeller and turbine
|| || || || || || || ||
c) Increases vortex oil flow in the coupling phase
|| || || || || || || ||
d) Allows a higher stall speed
|| || || || ||
b) Provides 100% efficiency between the impeller and turbine
|| || || || || || || ||
Where does the transmission fluid exiting the torque converter usually go after it leaves the
|| || || || || || || || || || || || || || ||
converter?
, 2
a) To the pump intake
|| || || ||
b) To the transmission cooler
|| || || ||
c) Straight to the transmission sump
|| || || || ||
d) To the front lube circuit
|| || || || ||
b) To the transmission cooler
|| || || ||
When the engine is idling and you are in park or neutral, which of the following would be
|| || || || || || || || || || || || || || || || || ||
happening in the torque converter? || || || ||
a) Both the impeller and the turbine are stopped, and the stator is turning.
|| || || || || || || || || || || || ||
b) The impeller, the stator, and the turbine are all turning at close to the same speed.
|| || || || || || || || || || || || || || || ||
c) The impeller is turning; the stator is locked; and the turbine is stopped.
|| || || || || || || || || || || || ||
d) Both the impeller and the turbine are turning, and the stator is locked.
|| || || || || || || || || || || || ||
b) The impeller, the stator, and the turbine are all turning at close to the same speed.
|| || || || || || || || || || || || || || || ||
Which of the following allows equipment to start up virtually load free?
|| || || || || || || || || || ||
a) Fluid coupler
|| ||
b) Stator
||
c) Turbine
||
d) Torque converter
|| ||
a) Fluid coupler
|| ||
