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vehicle electrical units & vehicle chassis units (d)

Total questions: 16

Worksheet time: 1hrs 20mins

Name
Class
Date
1.

What component is indicated by the arrow in the image shown?

a)

Steering box

b)

Steering idler

c)

Suspension damper

d)

Suspension height controller

2.

Rain sense wiper systems operate

a)

Only when the headlights are on

b)

Only at low ambient temperatures

c)

On driver demand

d)

When moisture is detected

3.

The component in the image would

a)

Light when current passes in a forward direction

b)

Use a small cureent to switch a large current

c)

Light when current passes in any directional

d)

Act as a hazard flasher unit switch

4.

Which one of the following best described the benefits of using the vehicle frame as an earth return?

a)

Protect the vehicle

b)

Greater output

c)

Reduces Time

d)

Reduces amount of cable

5.

To which one of the following does the term ‘contact patch ‘ refer?

a)

Area of tread in contact with the road surfaces

b)

Area of the tyre where a puncture repair can be carried out

c)

Area inside the tyre where the bead touches the wheel

d)

Area of contact between the wheel rim and vehicle

6.

To which one of the following does the term ‘contact patch ‘ refer?

a)

Area of tread in contact with the road surfaces

b)

Area of the tyre where a puncture repair can be carried out

c)

Area inside the tyre where the bead touches the wheel

d)

Area of contact between the wheel rim and vehicle

7.

Why is it necessary to replace suspension springs as a pair?

a)

To maintain correct camber angles

b)

To maintan correct ride height

c)

To maintain suspension wishbone clearance

d)

To maintain correct castor angles

8.

What formula is used to calculate Amps?

a)

1=V-R

b)

I=VxR

c)

I=V+R

d)

I=V÷R

9.

How should the cable shown be attached to the radio?

a)

Via the live input

b)

Via the aerial socket

c)

Via the earth terminal

d)

Via the speaker output

10.

What acid is commonly used in conventional vehicle batteries?

a)

Nitric

b)

Hydrochloric

c)

Acetic

d)

Sulphuric

11.

What is the main purpose of a dual circuit braking system?

a)

To increase the safety aspect within the braking system

b)

To limit the brake force to the wheels

c)

To control the anti lock braking system

d)

To reduce the braking effort required by the driver

12.

What is the correct way to disconnect battery cables from a vehicle?

a)

Live then earth

b)

Earth only

c)

Earth the live

d)

Live and earth at the same time

13.

Which one of the following electrical /electronic component needs moving parts within it to operate?

a)

Solenoid

b)

Transistor

c)

Thermistor

d)

Oxygen sensor

14.

Where are parking sensors usually found?

a)

The bumper

b)

The bonnet

c)

The gearlever

d)

The door

15.

Good contact of the electrical terminals attached to brake pads must occur to ensure which of the flloeing operates correctly?

a)

Caliper alignment switch

b)

ABS modulator unit warning light

c)

Brake fluid pressure switches

d)

Pad wear warning light

16.

What is the purpose of using a tracer colour on a cable?

a)

To allow the cable flexibility

b)

To prevent oxidization

c)

To allow good conductivity

d)

For identification purpose