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WorksheetsAUT105 Week 10 Quiz Review
Total questions: 20
Worksheet time: 10mins
________ causes the front wheels to have increased traction, allowing them to bear more of the stopping load, and causes the rear wheels to have less traction, reducing the amount of load they can bear.
Select one:
Energy transformation
Weight transfer
Rotational force
None of the above
The term _________ describes a type of brake system that forces brake shoes against the inside of a brake drum.
Drum brake
Scrub brake
Disc brake
Band brake
If weight doubles, kinetic energy __________.
Doubles
Triples
Quadruples
Doesn't change.
Which of the following components is NOT typically found on an electric brake system?
Hold-down spring
Adjuster
Wheel cylinder
Secondary shoe
The ratio of load and effort is called __________.
Coefficient of friction
Mechanical advantage
Mechanical disadvantage
Rotational force
Which of the following variables is related to pressure and force in a hydraulic system?
Input force
Working pressure
Output force
All the above
________ hydraulic pressure is needed to move the brake pads into initial contact with the rotor.
Zero
Very little
A medium amount of
A large amount of
Technicians can be found criminally negligent if they are determined to have acted maliciously.
Select one:
True
False
Which of the following statements is true with respect to brake repair:
Select one:
Brake repair is a very easy process.
Improperly repaired brakes can function reasonably well even under panic situations.
Brake repair is equal with steering and suspension repair on the liability scale.
A technician does not need to research the service information for brake repair.
Brake bleeder screws enable all of the following tasks to be performed EXCEPT:
bleed air from brake wheel cylinders.
bleed air from brake calipers.
bleed air or vacuum from the power booster.
flush old brake fluid from the hydraulic system.
Brake fluid testers are used to test the:
level of the brake fluid.
type of the brake fluid.
current temperature of the brake fluid.
moisture content of the brake fluid.
When performing pressure bleeding of a brake hydraulic system, the bleeder screws on the wheel brake units can be _______ and bled or flushed of old brake fluid and air once the master cylinder is pressurized.
Opened two at a time
Opened one at a time
Closed two at a time
Closed one at a time
A dial indicator may be used for measuring rotor:
Thickness.
Runout.
Hot spots.
Groove wear.
Which tool is used to measure the thickness of a brake rotor?
Vernier caliper
Disc brake rotor micrometer
Dial indicator
Depth micrometer
Excessive disc brake rotor thickness variation will cause:
The brake pads to wear on a slant.
Brake pedal pulsation
The caliper pistons to seize in their bores.
A squishy brake pedal.
Technician A says that caliper pins or slides should be lubricated with high temperature, waterproof disc brake caliper grease. Technician B says that if caliper pins are not lubricated, it could lead to caliper binding or sticking. Who is correct?
Technician A
Technician B
Both Technician A and Technician B
Neither Technician A nor Technician B
Which of the following is a recommended tool for removing brake lines from a wheel cylinder?
Flare nut wrench
Line wrench
Both A and B
None of the above
If one rear brake assembly has linings contaminated with grease from a failed axle seal, __________.
The lining on just that brake assembly will have to be replaced
The lining on both wheel brake units will need to be replaced
Nothing needs to be replaced, but the customer should come in for frequent checkups
None of the above
Which of the following is a typical category of wheel bearing used in vehicles?
Serviceable bearings
Sealed bearings
Both A and B
None of the above
All of the following are methods of diagnosing wheel bearing assemblies, EXCEPT:
wiggling the tire.
test-driving.
rotating the wheel.
diagnostic scan tool.
