Question 1

ABS

Accepted Answer

Anti-lock Braking System prevents wheel lock-up during braking.

Question 2

Brake Fade

Accepted Answer

Decreased braking effectiveness due to excessive heat buildup.

Question 3

Brake Pedal Ratio

Accepted Answer

Ratio of input force applied to the brake pedal to the output force at the brake system.

Question 4

Brake Drums

Accepted Answer

Circular metal discs mounted on the axles where brake shoes are applied for braking.

Question 5

Brake Shoes

Accepted Answer

Curved metal or composite material that contacts the brake drum for stopping the vehicle.

Question 6

Master Cylinder

Accepted Answer

Converts brake pedal force into hydraulic pressure for brake application.

Question 7

Brake Lines

Accepted Answer

Tubes that carry hydraulic brake fluid from the master cylinder to the wheel cylinders.

Question 8

Wheel Cylinders

Accepted Answer

Hydraulic devices that push the brake shoes against the brake drum.

Question 9

Brake Bleeding

Accepted Answer

Process of removing air from the brake system to ensure proper brake operation.

Question 10

Brake Calipers

Accepted Answer

Devices that hold the brake pads and apply pressure to the brake rotors on disc brakes.

Question 11

Brake Rotor

Accepted Answer

A metal disc that rotates with the wheel and is squeezed by the brake pads to stop the vehicle.

Question 12

Brake Fluid

Accepted Answer

Hydraulic fluid used to transfer force from the master cylinder to the wheel cylinders.

Question 13

Brake Hoses

Accepted Answer

Flexible tubes that carry brake fluid between the brake lines and the wheel cylinders/calipers.

Question 14

Brake Adjustment

Accepted Answer

Process of setting the proper clearance between brake shoes and drums or pads and rotors.

Question 15

Brake Warning Light

Accepted Answer

Illuminates when there is a problem with the braking system.

Question 16

Brake System Inspection

Accepted Answer

Thorough examination of the brake components for wear, damage, and proper operation.

Question 17

Brake Booster

Accepted Answer

Device that increases the force applied to the master cylinder when the brake pedal is pressed.

Question 18

Brake Pad Wear Indicator

Accepted Answer

Metal tab that contacts the brake rotor when the brake pads wear down.

Question 19

Brake Fluid Contamination

Accepted Answer

Introduction of foreign substances into the brake fluid, affecting its performance.

Question 20

Brake Drum Refinishing

Accepted Answer

Process of resurfacing the brake drum to remove scoring and ensure proper braking.

Question 21

Brake Pad Replacement

Accepted Answer

Installing new brake pads to restore optimal braking performance.

Question 22

Brake System Flushing

Accepted Answer

Complete replacement of brake fluid to remove contaminants and maintain system performance.

Question 23

Brake Hydraulic System

Accepted Answer

Components that transfer hydraulic force from the master cylinder to the wheel cylinders/calipers.

Question 24

Brake System Diagnostics

Accepted Answer

Identifying and troubleshooting problems in the brake system.

Question 25

Brake Fade Recovery

Accepted Answer

Techniques used to regain braking performance after experiencing brake fade.

Question 26

Brake Fluid Boiling Point

Accepted Answer

Temperature at which brake fluid begins to vaporize, leading to reduced braking efficiency.

Question 27

Brake Squeal

Accepted Answer

High-pitched noise produced when brake pads vibrate against the rotors or drums.

Question 28

Brake Pad Insulation

Accepted Answer

Layer between the brake pad and caliper piston to reduce noise and vibration.

Question 29

Brake System Contamination

Accepted Answer

Introduction of foreign substances into the brake system, causing reduced performance.

Question 30

Brake System Lubrication

Accepted Answer

Applying appropriate lubricants to brake components to reduce friction and noise.

Question 31

Brake System Pressure Test

Accepted Answer

Evaluating the hydraulic pressure generated by the brake system for proper operation.

Question 32

Brake System Adjustment

Accepted Answer

Fine-tuning brake components to ensure optimal performance and responsiveness.

Question 33

Brake System Repair

Accepted Answer

Correcting faulty brake components or restoring damaged parts.

Question 34

Brake Drag

Accepted Answer

Condition where the brakes do not fully release, causing resistance and excessive heat.

Question 35

Brake Fluid Moisture Contamination

Accepted Answer

Absorption of moisture by brake fluid, affecting its performance and boiling point.

Question 36

Brake Fluid Replacement Interval

Accepted Answer

Recommended time or mileage interval for replacing brake fluid.

Question 37

Brake System Sealing

Accepted Answer

Ensuring proper sealing of hydraulic connections to prevent fluid leaks.

Question 38

Brake System Assembly

Accepted Answer

Putting together brake components during installation.

Question 39

Brake System Bleeder

Accepted Answer

Valve or screw used to release trapped air from the brake system during bleeding.

Question 40

Brake System Torque

Accepted Answer

The rotational force generated by the braking system to slow down or stop the vehicle.

Question 41

Brake System Response Time

Accepted Answer

The time it takes for the brakes to engage and slow down the vehicle after pedal application.

Question 42

Brake System Efficiency

Accepted Answer

The effectiveness of the brake system in converting input force into stopping power.

Question 43

Brake System Residual Pressure

Accepted Answer

The residual pressure maintained in the brake lines to ensure prompt braking response.

Question 44

Brake System Overhaul

Accepted Answer

Comprehensive restoration of the entire brake system, including replacement of worn-out components.

Question 45

Brake System Inspection Interval

Accepted Answer

Recommended frequency for inspecting the brake system to ensure safety and performance.

Question 46

Brake System Noise

Accepted Answer

Unwanted sounds produced during braking, indicating potential issues with brake components.

Question 47

Brake System Serviceability

Accepted Answer

The ease with which brake components can be serviced, repaired, or replaced.

Question 48

Brake System Certification

Accepted Answer

The process of obtaining official recognition of compliance with brake system standards and regulations.

Question 49

Brake System Balance

Accepted Answer

Achieving equal braking force distribution between the front and rear wheels for optimal stability.

Question 50

Brake System Warning Signs

Accepted Answer

Observable indications, such as vibrations, pulling, or abnormal sounds, signaling potential brake system problems.

Question 51

Brake System Lock-up

Accepted Answer

The condition in which the wheels cease to rotate due to excessive braking force, leading to loss of control.

Question 52

Brake System Heat Dissipation

Accepted Answer

The ability of the braking system to disperse heat generated during braking to prevent overheating.

Question 53

Brake System Testing Equipment

Accepted Answer

Tools and devices used to evaluate the performance and functionality of the brake system.

Question 54

Brake System Hydraulic Pressure

Accepted Answer

The force exerted by the brake fluid within the hydraulic system to engage the brakes.

Question 55

Brake System Corrosion

Accepted Answer

The degradation of brake components due to chemical reactions with moisture or environmental factors.

Question 56

Brake System Emergency Stop

Accepted Answer

Engaging the brakes in a sudden and forceful manner to bring the vehicle to an immediate halt.

Question 57

Brake System Backup

Accepted Answer

Secondary or redundant braking mechanisms designed to function in case of primary system failure.

Question 58

Brake System Safety Standards

Accepted Answer

Established guidelines and regulations governing the design, construction, and performance of brake systems.

Question 59

Brake System Testing Procedures

Accepted Answer

Step-by-step methods for assessing the functionality and reliability of the brake system.

Question 60

Brake System Maintenance Schedule

Accepted Answer

A planned routine of inspections, adjustments, and component replacements to ensure the ongoing performance of the brake system.

ASE School Bus Certification Flashcards: S4 - Brakes