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Differential and rear axle

Total questions: 47

Worksheet time: 24mins

Name
Class
Date
1.

On a full floating axle, where is the vehicle weight supported?

a)

On the axle housing and the wheel bearings.

b)

Rear wheel bearings, suspension knuckle, & bearing hub.

c)

On the rear axles and bearings.

d)

On the strut springs.

2.

What type of gear set is shown in the picture

a)

Spiral Bevel

b)

Non-hunting

c)

Hypoid

d)

Hunting

3.

Gear set backlash is:

a)

The binding of two gears.

b)

The free movement between gear teeth.

c)

Moving the gears back in a rotational motion.

d)

Cause by adding too much oil.

4.

In order to increase gear backlash:

a)

The gears need to be moved farther apart.

b)

The gears need to be moved closer together

c)

The gear oil level needs to be lowered.

d)

Move the ring gear closer to the pinion gear.

5.

This tool is used to measure backlash:

a)

Wrench

b)

speed handle

c)

torque adapter

d)

dial indicator

6.

This is consider an axle type on modern vehicles:

a)

dead axle

b)

live axle

c)

drive axle

d)

all of the above

7.

Name this component :

a)

CV Joint

b)

U-Joint

c)

CV axle

d)

Driveshaft

8.

It connects and disconnects the engine from the transmission or transaxle.

a)

Clutch

b)

Drive shaft

c)

Manual transaxle

d)

Rear axle

9.

Which of the following is All Wheel Drive?

a)
b)
c)
d)
10.

Which of the following is rear wheel drive?

a)
b)
c)
d)
11.

Which of the following component is only used in 4WD and AWD?

a)

Differential

b)

Transfer case

c)

Transmission

d)

Rear axle

12.

What is the most common gearsets used for the differential?

a)

Pinion and ring gear

b)

Pinion and rack gear

c)

Spur gears

d)

Helical gears

13.
what is the purpose of the differential?
a)
To allow wheel spinning
b)
To allow driven wheels to be balanced
c)
To allow driven wheels on the same axle to rotate at different rates
d)
To provide better hill starts
14.
What is this part?
a)
linkshaft
b)
driveshaft
c)
propshaft
d)
birfield shaft
15.
What gear connects to the crown wheel?
a)
spiral gear
b)
hypoid gear
c)
pinion gear
d)
spur gear
16.
How many shafts are fitted to this gearbox?
a)
4
b)
2
c)
3
d)
5
17.
On a rear wheel drive vehicle the differential allows......
a)
a compact gearbox
b)
allows drive to be moved through a 90 degree angle
c)
a longer vehicle
18.
Is a propshaft hollow or solid?
a)
hollow
b)
solid
19.
A propshaft is made from?
a)
Plastic
b)
Iron
c)
Steel
d)
Copper
20.
What is this??
a)
Reverse gear
b)
Syncroniser gear
c)
Syncro hub
d)
expensive
21.

To allow the outer wheel to rotate faster than the inner one the transmission is fitted with?

a)

A free wheel mechanism

b)

A crown and pinion

c)

Differential

d)

A larger size of tyre at the rear

22.

Which method is used to check the condition of a constant velocity joint?

a)

Repeatedly engage and disengage the clutch

b)

Drive the vehicle turning on both full left hand and right hand locks

c)

Drive the vehicle at a constant speed on a straight road

d)

Change down through all the gears

23.

A constant velocity joint is used;

a)

In a fully floating axle

b)

In a rigid axle

c)

In a dead axle

d)

In a front wheel drive shaft

24.

A worn rear wheel bearing is likely to make;

a)

No noise

b)

Humming noise

c)

Knocking exhaust

d)

A knocking noise

25.

In a hypoid final drive unit the:

a)

Limited slip differential is in the pinion

b)

Pinion is offset to the centre line of the crown wheel

c)

Pinion is positioned on the centre line of the crown wheel

d)

Worm and wheel design is used

26.

A clutch has an excessive amount of free play, this could:

a)

Make it difficult to disengage the clutch

b)

Cause the clutch to occasionally slip

c)

Make the clutch wear excessively

d)

Make the clutch heavy

27.

Which type of bearing is normally used in a semi floating hub arrangement?

a)

Brass bearing

b)

Plain bearing

c)

Needle roller bearing

d)

Taper bearing

28.

To allow for changes in the prop-shaft length due to suspension movements:

a)

A universal joint is fitted

b)

A rubber gaiter is fitted

c)

A cv joint is fitted

d)

A sliding joint is fitted

29.

The ___________ does not provide any drive capabilities and is used on the rear of front-wheel drive vehicles.

a)

Live axle

b)

Dead axle

c)

Drive axle

d)

None of the above

30.

Which of the following axles uses a single roller bearing between the hub and the outside of the axle housing?

a)

Semi-floating axle

b)

Full floating axle

c)

Floating axle

d)

Three-quarter floating axle

31.

In the ________ axle, the axle bearing is placed between the axle and the axle housing.

Select one:

a)

Straight

b)

Full-floating

c)

Dead

d)

Semi-floating

32.

In ________ axles, the axle bearing is placed on the outside of the axle housing.

a)

Straight

b)

Full-floating

c)

Dead

d)

Semi-floating

33.

What service is being performed?

a)

Engine Oil Change

b)

Transfer Case Service

c)

Front Axle Fill

d)

Differential Drain

34.

What does the Differential do?

a)

Changes gear

b)

It allows the wheels to move at different speeds when cornering

c)

It allows the wheels to turn at the same speed when cornering

d)

Multiplies speed

35.

Gear ratios

Crown wheel = 48 Teeth, Pinion = 12 Teeth. What is the gear ratio?

a)

4:1

b)

1:4

c)

1:1

d)

2:8

36.

How would you deal with a split CV boot?

a)

Stitch it up

b)

Glue it together

c)

Clean the joint, renew the grease and replace boot

d)

Do nothing

37.

What tool is the correct tool to remove circlips?

a)

screwdrivers

b)

Circlip Pliers

c)

Hammer

d)

Angle Grinder

38.

What material is the Syncro baulk ring made out of?

a)

Bronze alloy

b)

Steel

c)

Copper

d)

Wood

39.

What does an idler gear do?

a)

Changes driven gear direction

b)

Multiplies torque

c)

Multiplies speed

d)

Changes gear ratio

40.

Identify this component

a)

Wheel

b)

Flywheel

c)

Dual Mass Flywheel

d)

Clutch

41.

Identify the type of gear

a)

Spur Gear

b)

Bevel Gear

c)

Worm Gear

d)

Rack and Pinion

42.

Identify the type of gear

a)

Spur Gear

b)

Bevel Gear

c)

Worm Gear

d)

Rack and Pinion

43.

Identify the type of gear

a)

Spur Gear

b)

Bevel Gear

c)

Worm Gear

d)

Rack and Pinion

44.

Identify the type of gear

a)

Spur Gear

b)

Helical Gear

c)

Worm Gear

d)

Rack and Pinion

45.

Name the type of gear.

a)

Rack & Pinion Gear

b)

Miter Gear

c)

Herring Bone Gear

d)

Internal Gear

46.

Name the type of gear.

a)

Rack & Pinion Gear

b)

Miter Gear

c)

Screw Gear

d)

Internal Gear

47.

Which image shows a Sprocket?

a)
b)
c)
d)

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