Brake Fundamentals

Brake systems convert kinetic energy to (a)   energy

Liquids are compressible

• True

• False

What is/are the responsibilities of brake fluid? (Check all that apply)

• Absorb moisture

• Lubricate braking components

• Keep from boiling or freezing

• Prevent/resist corrosion

What percentage (%) of water absorption indicates that it's time for a brake fluid flush?

• 0%

• 1%

• 2%

• 3-4% +

Which is the best definition of "hygroscopic"?

• Having the ability to absorb moisture

• Being resistant to water
• Having the ability to repel insects
• Being able to withstand high temperatures

Which type of brake fluid is hygrophobic?

• DOT 3

• DOT 4

• DOT 5

• DOT 5.1

Which type of brake line flare is made in two steps?

• Single flare
• Double flare
• Bubble flare
• Bent flare

Banjo fitting crush washers should ALWAYS be replaced when the banjo fitting has been removed

• True

• False

Putting two crush washers on each side of a banjo fitting creates a much tighter, leak-proof seal

• True

• False

Which is NOT an advantage of disc brakes?

• Self-adjusting

• Self-energizing

• Rapid acting

• Higher braking forces