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Break systems

Total questions: 41

Worksheet time: 21mins

Name
Class
Date
1.

The __________ system is designed to help the driver control the deceleration of the vehicle.

a)
acceleration
b)
steering
c)
braking
d)
suspension
2.

Friction is the force that __________ motion between two touching objects.

a)

explodes

b)
  • resists

c)
  • speeds up

d)
accelerates
3.

__________ are the two types of hydraulic brakes used on automobiles.

a)
Hydraulic pumps and cylinders
b)

Disc brakes and drum

c)
  • Circular and square

d)
Air brakes and vacuum brakes
4.

The key principle in a hydraulic system is that fluid is ________

a)
compressible
b)
  • the same as air

c)
volatile
d)

not compressible

5.

Technicians use a process called __________ to remove any air that was introduced into the closed system during service or repair.

a)
purging
b)
flushing
c)
refilling
d)

brake bleeding

6.

When applying the brakes in a hybrid or electric vehicle, the electric motor switches modes and becomes a _________

a)
  • starter

b)
generator
c)
battery
d)
transmission
7.

By converting __________ energy into electrical energy, a regenerative braking system increases the vehicle’s electric range.

a)
solar
b)
thermal
c)
kinetic
d)
nuclear
8.

The most common brake fluid is DOT _________

a)
3
b)
1
c)
4
d)
2
9.

Always refer to the owner’s manual or __________ for the correct type of brake fluid.

a)
  • the vehicle emission control information sticker

b)
  • door jamb

c)
user handbook
d)

brake master cylinder cap

10.

Brake fluid is harmful to your eyes and skin. Wear _________

a)
sunglasses and sandals
b)
hats and scarves
c)
goggles and gloves
d)
earplugs and masks
11.

Brake fluid provides the transfer of __________ pressure to the wheels.

a)
pneumatic
b)
hydraulic
c)
electrical
d)
mechanical
12.

The __________ that houses the brake fluid is usually mounted on the driver’s side firewall in the engine compartment.

a)
  • wheel cylinder

b)
  • power steering reservoir

c)
brake master cylinder
d)
brake line connector
13.

During normal brake wear, the brake fluid will be __________ due to the frictional materials wearing

a)

lower

b)
eliminated
c)
remained the same
d)
increased
14.

Brake fluid is designed to __________ moisture to keep it from corrupting the brake system

a)

dissolve

b)
dilute
c)

eliminate

d)

absorb and retain

15.

If you need to add brake fluid, add only from a __________ container

a)
sealed
b)
open
c)
damaged
d)
used
16.

When brake components are replaced, __________ may get into the system.

a)

silicone

b)

windshield washer fluid

c)

antifreeze

d)

air

17.

Many manufacturers recommend changing the brake fluid every ________

a)

6 months

b)

2 -3 years

c)

ten years

d)

5 years

18.

Some brake frictional material contains asbestos. Wear __________ when inspecting or replacing brake components at the wheels.

a)
  • earplugs

b)
  • a face shield

c)

an OSHA approved respirator

d)

boots

19.

The force used on the brake pedal determines how much friction is created at the wheels. Force is defined __________ of one object (driver’s foot) upon another (brake pedal).

a)
  • as the pushing or pulling action

b)
  • as the circular motion

c)

as amount

d)
  • as the rotary motion

20.

The brake master cylinder converts the mechanical force from the brake pedal to __________ pressure at the wheels.

a)
hydraulic
b)
electrical
c)
mechanical
d)
pneumatic
21.

Steel brake lines and rubber hoses are used to __________ to the wheels.

a)
reduce brake pressure
b)
increase wheel speed
c)
cool down the brakes
d)
transfer brake fluid
22.

Friction is produced when the brakes are applied. This friction creates a lot of heat, so rotors are often _________

a)

made from thermoplastic

b)
coated with rubber
c)

ventilated

d)
filled with water
23.

A set of brake __________ hug the rotor.

a)
shoes
b)
pads
c)
cables
d)
fluid
24.

Some brake pads are engineered with __________ as a replacement reminder

a)
brake fluid
b)
rotor sensors
c)
tire pressure monitors
d)
wear indicators
25.

The caliper converts the fluid pressure in the brake lines to the mechanical motion of the pads against each side of the _________

a)
  • brake lines

b)
rotor
c)
wheel hub
d)
  • wheel studs

26.

If a newer vehicle has drum brakes, they are on __________ wheels

a)
right
b)
rear
c)
front
d)
left
27.

Inside the drum is a set of brake _________

a)
shoes
b)
cylinders
c)
discs
d)
pads
28.

A __________ converts the fluid pressure in the brake lines to the mechanical motion of the shoes against the drum.

a)
  • brake pad

b)

brake caliper

c)
brake pedal
d)

wheel cylinder

29.

________ monitor the speed of each wheel to control the anti-lock brake and traction control features in a vehicle

a)
Wheel speed sensors
b)
Tire pressure monitors
c)
Brake fluid sensors
d)
Engine control units
30.

When a tire skids, braking distance __________ control of steering decreases.

a)
remains the same
b)
  • is optimal, but

c)
  • decreases and

d)

increases and

31.

If a wheel speed sensor indicates that a wheel is about to lockup, the ABS hydraulic control unit releases pressure at that one wheel to ________

a)
  • lock it up completely

b)
  • make sure it skids

c)

help the tire maintain road traction

d)

shut off

32.

__________ adjusts the throttle input and applies braking force to slow a slipping wheel and help the tire regain traction with the road.

a)
  • A traction control system (TCS)

b)
  • A hill start assist system

c)
  • An antilock braking system (ABS)

d)

EMS

33.

The __________ uses information from sensors to improve the lateral stability in a vehicle by applying braking force at any wheel when instability is detected.

a)
  • electronic stability control system

b)

raction control system

c)

ABS

d)
  • hill start assist system

34.

This system uses a control module to increase the brake pressure in the system when the driver is initiating an emergency stop.

a)
Anti-lock braking system
b)
Traction control system
c)
Electronic stability control
d)
Brake assist system
35.

When starting from a dead stop on a hill, a vehicle without __________ may roll forward or backward before the driver has a chance to accelerate.

a)
a parking brake
b)
a low gear
c)

hill start assist

d)
a manual transmission
36.

__________, also called automatic emergency braking, can stop a vehicle during a critical situation without the driver pushing the brake pedal.

a)

Autonomous emergency braking

b)
Lane departure warning
c)
Adaptive cruise control
d)
Collision avoidance system
37.

When a collision is imminent, the __________ will use a visual display, audible alert, and/or seat vibration to notify the driver to apply the brakes.

a)
Emergency Braking System
b)
Lane Departure Warning
c)
Adaptive Cruise Control
d)

forward collision alert System

38.

_________ system will automatically speed up or slow down based on driver initial settings when following another vehicle.

a)
Standard cruise control
b)
Manual speed adjustment
c)
Lane departure warning system
d)
Adaptive cruise control
39.

Using cameras and sensors, __________ helps avoid collisions by automatically applying the brakes when an object is detected.

a)
Collision Avoidance System (CAS)
b)
Adaptive Cruise Control (ACC)
c)
Lane Keeping Assist (LKA)
d)

automatic reverse braking

40.

A hand lever in the console or small pedal on the far left side of the driver’s foot controls engages the __________ by moving a cable.

a)
  • antilock brakes

b)
clutch
c)

parking brake

d)
  • hydraulic brakes

41.

An electric parking brake (EPB), also known as an electronic parking brake, uses an electric button located in the console to signal a motor to pull the brake cable or directly engage __________ when parking.

a)
the steering wheel
b)
the accelerator pedal
c)
the gear shift
d)

advanced calipers motors