Bremskomponenten und Funktionsweise: Online-Quiz für Kfz-Mechatronikerinnen

Question 1

Which type of brake caliper is most widely used in modern automotive braking systems due to its ability to evenly distribute braking force across the brake pads?

Accepted Answer

Sliding caliper

Answer

Radial caliper

Answer

Diagonal caliper

Answer

Fixed caliper

Question 2

What is the primary function of the master cylinder in a hydraulic brake system?

Accepted Answer

To convert mechanical force from the brake pedal into hydraulic pressure

Answer

To store and release brake fluid as needed

Answer

To amplify the force applied to the brake caliper pistons

Question 3

Which of the following is NOT a component of a drum brake system?

Accepted Answer

Brake caliper

Answer

Wheel cylinder

Answer

Brake shoes

Answer

Brake drum

Question 4

What is the main advantage of disc brakes over drum brakes?

Accepted Answer

Superior heat dissipation due to increased surface area

Answer

Easier maintenance and servicing

Answer

Lower cost of production

Answer

More compact design

Question 5

Which of the following is NOT a safety benefit of an anti-lock braking system (ABS)?

Accepted Answer

Increased stopping distance on slippery surfaces

Answer

Improved stability and control during braking

Answer

Reduced risk of wheel lockup

Answer

Enhanced braking efficiency

Question 6

What is the purpose of the brake fluid reservoir in a hydraulic brake system?

Accepted Answer

To store and replenish brake fluid as needed to maintain optimal system operation

Answer

To amplify the pressure applied to the brake calipers

Answer

To prevent air from entering the brake system

Answer

To filter contaminants from the brake fluid

Question 7

Which type of brake lining material is known for its durability, high friction coefficient, and ability to withstand extreme temperatures?

Accepted Answer

Sintered metal

Answer

Ceramic

Answer

Organic

Answer

Semi-metallic

Question 8

What is the main function of a vacuum brake booster in a power-assisted brake system?

Accepted Answer

To amplify the force applied to the brake pedal by utilizing vacuum pressure

Answer

To increase the pressure of the brake fluid

Answer

To prevent air from entering the brake system

Answer

To reduce the temperature of the brake fluid

Question 9

What is the main function of brake calipers in a hydraulic braking system?

Accepted Answer

To convert hydraulic pressure into mechanical force to clamp the brake pads against the brake disc.

Answer

To store and distribute brake fluid throughout the braking system.

Answer

To regulate the flow of brake fluid to the wheels.

Question 10

Which component is responsible for generating hydraulic pressure in a disc brake system?

Accepted Answer

Master cylinder

Answer

Brake caliper

Answer

Brake rotor

Question 11

What is the primary difference between disc brakes and drum brakes?

Accepted Answer

Disc brakes use calipers to squeeze pads against a rotating disc, while drum brakes use shoes that press outwards against a rotating drum.

Answer

Disc brakes are generally more expensive than drum brakes.

Question 12

What is the main purpose of brake fluid in a hydraulic braking system?

Accepted Answer

To transmit pressure from the master cylinder to the wheel cylinders or calipers.

Answer

To lubricate the moving parts of the brake system.

Answer

To cool the brake components during braking.

Question 13

Which material is most commonly used for making brake rotors?

Accepted Answer

Cast iron

Answer

Copper

Answer

Aluminum

Answer

Titanium

Question 14

What does ABS stand for in automotive braking systems?

Accepted Answer

Anti-lock Braking System

Answer

Autonomous Braking System

Answer

Advanced Braking System

Answer

Automatic Braking System

Question 15

How does the Anti-lock Braking System (ABS) improve vehicle safety?

Accepted Answer

It prevents the wheels from locking up during braking, allowing the driver to maintain steering control.

Answer

It automatically applies the parking brake in emergency situations.

Question 16

What is the primary function of the brake booster?

Accepted Answer

To amplify the force applied to the brake pedal, making braking easier.

Answer

To control the distribution of braking force between the front and rear wheels.

Answer

To store excess brake fluid for emergency braking situations.

Question 17

A spongy or soft brake pedal feel is often a sign of what problem?

Accepted Answer

Air in the brake lines

Answer

A leaking master cylinder

Answer

Worn brake pads

Answer

Overheated brake fluid

Question 18

What is meant by 'brake fade'?

Accepted Answer

A decrease in braking effectiveness due to overheating of the brake components.

Answer

A malfunction in the ABS control module.

Answer

The gradual wearing down of brake pads over time.

Question 19

What is the main job of brake calipers in a vehicle's braking system?

Accepted Answer

They squeeze the brake pads against the brake rotor or drum, generating friction to slow the vehicle down.

Answer

They control the flow of brake fluid to the wheels.

Answer

They transform hydraulic pressure into mechanical force.

Question 20

Which brake component is responsible for turning hydraulic pressure into force that acts on the brakes?

Accepted Answer

Brake master cylinder

Answer

Brake caliper

Answer

Brake booster

Answer

Brake pedal

Question 21

What material is typically used to make brake pads?

Accepted Answer

Friction material

Answer

Steel

Answer

Rubber

Question 22

What is the role of brake fluid in a hydraulic brake system?

Accepted Answer

It transmits pressure from the master cylinder to the calipers.

Answer

It cools the brakes.

Answer

It lubricates brake components.

Question 23

Why is it crucial to replace worn-out brake pads?

Accepted Answer

To ensure efficient braking and prevent damage to the brake rotors or drums.

Answer

To reduce noise while braking.

Answer

To improve fuel efficiency.

Question 24

Which type of brake system uses a rotating drum to slow down the vehicle?

Accepted Answer

Drum brake system

Answer

Electronic Stability Control system

Answer

ABS system

Answer

Disc brake system

Question 25

What is the purpose of the brake booster?

Accepted Answer

It increases the force applied to the brake pedal, making it easier to stop the vehicle.

Answer

It regulates brake fluid pressure.

Answer

It absorbs heat produced during braking.

Question 26

What is the most common type of brake rotor used in modern vehicles?

Accepted Answer

Ventilated disc rotor

Answer

Solid disc rotor

Answer

Composite rotor

Answer

Drum rotor

Question 27

Which brake component converts the vehicle's motion energy into heat?

Accepted Answer

Brake pads and rotors (or drums)

Answer

Brake master cylinder

Answer

Brake booster

Answer

Brake caliper

Question 28

What is the main function of brake lines?

Accepted Answer

They carry brake fluid from the master cylinder to the calipers.

Answer

They prevent brake fade.

Answer

They absorb heat generated during braking.