AM Final Part 1

. ______ friction is generated between the brake pads and rotors when the vehicle is descending a steep hill.

• Static

• Kinetic

• Heat

The purpose of the master cylinder is to ______.

• generate the hydraulic pressure needed to apply the brake mechanisms

• automatically pump the brakes during panic stops

• supply mechanical force to the brake mechanisms

What could most likely lead to brake hose failure?

• incorrect brake fluid

• stressing the hose during installation

• extreme cold operation

In a diagonal split brake system, how would the vehicle brake in the event of a failure?

• One front wheel and its rear wheel will brake.

• One front wheel and the opposite rear wheel will brake.

• Only the front wheels will brake.

What type of power-assist unit uses pressure developed by an external pump, such as a power steering pump?

• hydraulic-assist

• vacuum-assist

• ABS

Which of the following is NOT a component of a typical dual master cylinder?

• primary piston

• piston stop bolt

• pressure relief valve

Which of the following could cause an extremely hard brake pedal?

• air in the system

• excessively worn brake pads

• a leaking diaphragm in the vacuum power booster

Which of the following fluids should be used in brake systems?

• power steering fluid

• engine oil

• transmission oil

• None of the answers is correct

Dissipation of heat from the brake components is necessary to prevent brake ______.

• chatter

• grab

• fade

While manually bleeding a brake system, Technician A loosens all the brake bleeder screws at the same time. Technician B uses shop air to push the fluid and air through the lines and out the bleeder screws. Who is correct?

• tech a

• tech b

• both

• neither