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WorksheetsLV12 Revision Part 2
Total questions: 20
Worksheet time: 15mins
What is the purpose of an overdrive gear in a manual transmission?
Provide better acceleration
Reduce fuel consumption by lowering the engine rpm
To increase torque
A poorly set up or worn gear linkage will cause.....?
Poor gear selection
Incorrect gear selection
Both answers
A spigot bearing would be located....
in the flywheel
in the gearbox
in the clutch
Which component converts the final drive through 90 degrees?
Diff
Gearbox
Clutch
Why do gearboxes use gears of a different size?
To provide a ratio to increase speed
To provide a ratio to increase torque to the road wheels
Both answers
How are CV and UJ's lubricated?
Oil
WD-40
Grease
What should be done first when assessing a manual transmission complaint?
Repair the gearbox
Carry out a road test
Check for fault codes
Insufficient free-play will cause which clutch fault?
Poor gear selection
Noisy gears
Slipping clutch and overheated bearing
A typical final drive ratio for a car would be?
1:1
1:2
4:1
Which part of the clutch is connected to the gearbox input shaft?
Centre plate splines
Pressure plate
Release bearing
Which of these statements are correct with regards to the individual gears in a RWD gearbox?
each are free to rotate on the input shaft
each are free to rotate on the output shaft
each are free to rotate on the lay shaft
A Layshaft is also known as the .....
Secondary shaft
Primary shaft
Main shaft
Why do clutch friction plates feature torsional dampening springs?
Reduce vibration and shock loads
Counteract unevenness from the engine
Both answers
In a hypoid final drive, where is the pinion positioned in relation to the crown wheel?
Above the centre line
Below the centre line
On the centre line
What could happen if the interlocker mechanism was defective?
It wouldn't cause any problems
The transmission could lock up causing major gearbox damage
The gear would be locked in reverse
In a RWD transmission, which gear would have a 1:1 gear ratio?
1st gear
4th gear
Reverse gear
What is the main disadvantage of a multi coil spring clutch
lighter and less suitable for high engine speeds than a diaphragm clutch
heavier and less suitable for high engine speeds than a diaphragm clutch
Less moving parts than a diaphragm spring clutch
This type of bearing is found in most transmission and final drives......
Radial bearing
Plain bearing
Taper roller bearing
What factors affect how much torque can be transmitted through the clutch?
Co-efficient of friction
Size of the friction area
Number of plates
All of these
Amount of spring pressure
Which type of rear hub is commonly found on RWD cars?
Semi-floating
Fully floating
3/4 floating
