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WorksheetsBrake System Components and Safety
Total questions: 15
Worksheet time: 10mins
Repeated exposure to ________ particles can lead to asbestosis and lung cancer.
Aerosol
Asbestos
Ceramic
Brake fluid
Braking applications produce large amounts of heat, so the brake fluid used ________.
Must be nonflammable
Must have a high boiling point
Must help to cool down the brakes
Must cool down with water added
Different lever designs can be engineered to alter the brake pedal effort required of the driver by using different levels of:
Input force
Output force
Working pressure
Mechanical advantage
All of the following are primary components of the disc brake system, EXCEPT:
Rotors
Calipers
Wheel hubs
Brake pads
Combination valves may contain the following:
Pressure differential switch
Metering valve
Proportioning valve
All the above
Technician A states that quick take-up master cylinders were created for drum brake systems. Technician B states that quick take-up master cylinders was created for disc brake systems with low drag brake calipers. Who is correct?
Tech A
Tech B
Both techs
Neither tech
________ carry brake fluid from the master cylinder to the brake units.
Double-walled steel lines only
Rubber hoses only
Doubled-walled steel lines and rubber hoses
None of the above
On some pads, the depth of the groove is set so:
minimum pad thickness can be determined.
dirt can get trapped to stop brake squeal.
the brakes will apply more evenly.
lubricant can be placed between the pad and the rotor.
________ slows a vehicle by converting the vehicle's kinetic energy into electrical energy.
Disc brake system
Regenerative braking
Drum brake
Scrub brake system
Tech A says that calipers use steel piston rings to seal each piston. Tech B says that calipers use a square section O-ring to seal each piston. Who is correct?
Tech A
Tech B
Both techs
Neither tech
Most modern master cylinder reservoirs are equipped with a low brake fluid level float switch that turns on the ________light on the instrument panel and/or sets a notification on the driver information system.
Check engine
TPMS
Brake warning
Vehicle problem warning
True or False: If brake fluid boils, it turns from a vapor to a liquid, which is compressible.
True
False
The electrically integrated caliper style parking brake uses a(n)______ mounted on the caliper to directly apply the brakes.
Electric motor
Hydraulically operated piston
High voltage magnet
High tension spring
Tech A says that DOT 5 brake fluid should be used in all vehicles today because it is silicone based and will not absorb water. Tech B says that DOT 4 and DOT 3 are not recommended for use in ABS systems. Who is correct?
Tech A
Tech B
Both techs
Neither tech
If brake fluid is below the minimum level in the reservoir, __________.
It has been too long since the brake fluid was last added
Some of the brake fluid may have evaporated
The car can still be driven normally
The cause of the low brake fluid level needs to be identified and corrected
