第九章单元测试
- What tells the automatic transmission how fast the car is going? （ ）。
- In an automatic transmission, the shift lever hooks up to the（ ）。
- Which statement is wrong about AT? （ ）。
- Which part sends transmission fluid under pressure to all parts of the transmission and torque converter?（ ）
- Which section is the brain of the automatic transmission that directs hydraulic fluid to the numerous valves?（ ）
A:The sump
B:The turbine
C:The governor
D:The gear pump
答案:The governor
A:vacuum modulator
B:manual valve
C:throttle valve
D:inlet valve
A:The governor and the modulator or throttle cable that monitors speed and throttle position in order to determine when to shift
B:The torque converter which acts like a clutch to allow the vehicle to come to a stop. in gear while the engine is still running
C:The hydraulic system which uses a special transmission fluid sent under pressure by an oil pump through the valve body to control the clutches and bands in order to control the planetary gear sets
D:Planetary gear sets which are the mechanical systems that only provide the various forward gear ratios
A:Oil pump
B:Hydraulic system
C:Planetary gear sets
D:One-way clutch
A:Torque converter
B:Oil pump
C:Valve body
D:Planetary gear sets
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