Explain why the leading brake shoe wears quicker than the trailing shoe.

Identify and briefly explain two (2) key limitations when using a scan tool to diagnose braking systems? (10-20 words)

24) Mr. Ahmed want to buy brake drum for his bus he selected the high carbon steel as it is cheap. Select one: True False

Technician a says radial ply tires are more rigid in the sidewall area than bias ply tires.  Technician b says the belts in a radial tire restrict tread motion during contact with the road thus improving tread life in traction.  who is correct

Name the two methods of attaching brake lining materials to the brake shoes.

# About Vehicle Dynamics Make a summary about: Brake Systems. Introduction: History of the system, Definitions and Basic Principles. Citing the topics below (or the most relevant) The Brake System: Divisions and layout of hydraulic systems; Service Brake Components: Acting; Brake pedal; Brake booster set; Vacuum duct; Brake Fluid / Plumbing; Brake fluid; Pipes; Hydraulic brake hoses; Foundation – Disc brake; Brake stand; Friction materials; Brake disc; Foundation: Drum brake; Braking balancing; Performance: Valves, ABS and ESP and VAF; Parking/emergency brake; Braking distance; Thermal study; Regenerative Brake; Government requirements; Customer requirements; Laboratory and vehicle tests.

Which of the following statements about drum brake shoes is not true? a. Linings may be riveted or bonded to the shoes. b. Shoe indentions hold the shoe in place against the backing plate. c. The shoe rim supports the shoe lining. d. The primary/leading shoe is typically the one that is positioned toward the front of the vehicle.

Explain how a duo-servo brake assembly works to provide greater braking compared to leading and trailing shoes. (20-40 Words)

While discussing how to remove the piston from a brake caliper: Technician A says that the dust boot should be removed, then a large dull screw-driver should be inserted into the piston groove to pry the piston out. Technician B says that air pressure should be injected into the bleeder screw’s bore to force the piston out of the caliper. Who is correct?

what is the advantage of dynamic brakes over mechanical brakes