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Disc brake pads can reach temperatures as high as ________.


A) 2000 degrees F (1093 degrees C)
B) 300 degrees F (150 degrees C)
C) 1300 degrees F (700 degrees C)
D) 1000 degrees F (540 degrees C)

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Technician A says that the thicker or heavier the disc brake rotor, the more heat can be absorbed. Technician B says that the faster the vehicle is traveling when the brakes are applied, the greater the amount of heat created in the brake system. Which technician is correct?


A) Technician A only
B) Technician B only
C) Both technicians A and B
D) Neither technician A nor B

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The coefficient of friction is found by ________.


A) Multiplying the weight force by the tensile force
B) Multiplying the tensile force by the weight force
C) Dividing weight force by tensile force
D) Dividing tensile force by weight force

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What can the driver do to reduce the possibility of brake fade caused by heat?


A) Shift the transmission into neutral and allow the vehicle to coast down long or steep hills
B) Ride the brakes to keep the shoes and pads against the drum or rotor
C) Select a lower transmission gear
D) Pump the brake pedal while descending a steep hill

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Weight has a greater effect on kinetic energy than speed.

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The process of braking is the conversion of kinetic energy into heat energy through friction.

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Brake fade caused by water can occur ________.


A) Due to moisture in the air on a humid day
B) Only if the vehicle is driven in water above the centerline of the axle
C) Whenever driving through water puddles or during a severe rainstorm
D) Whenever it rains and the roads are wet or damp

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