Evoc Flashcards

1
Q

Anti-lock brake system

A

Computer controlled brake system designed to prevent wheel lock-up during heavy braking

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2
Q

Apex (or low side)

A

The lowest portion of a vehicle’s path through a curve

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3
Q

Balance hand position

A

Maintaining a wide grip on a vehicle’s steering wheel

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4
Q

Brake fade

A

The loss of braking efficiency normally due to heat build-up resulting from excessive use of brake

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5
Q

Counter steer

A

Turning the front wheels of a vehicle in the direction the rear of the vehicle is sliding

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6
Q

Front end swing

A

The action of the front end of the vehicle when backing: the front end swings to the right when backing to the left; the front end swings to the left when backing to the right.

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7
Q

Oversteer

A

The characteristic of a vehicle to tighten its turning radius as the rear end slips or skids towards the outside of a curve

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8
Q

Rear end cheat (rear wheel cheat)

A

When turning left, a vehicle’s rear tires track to the left of the front tires. When a vehicle is turning right, the rear tires track to the right of the front tires

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9
Q

Rolling friction

A

The front wheels of a vehicle must be rolling, thereby creating rolling friction, in order to steer the vehicle

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10
Q

Slip angel

A

The turning radius of a vehicle becomes larger as the contact patch of each tire is distorted by increasing cornering force

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11
Q

Threshold braking

A

Application of braking force to the point just prior to wheel lock up. This braking technique is more efficient at slowing a vehicle than locked wheel braking.

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12
Q

Time spatial judgment (closure rate judgment)

A

Judging the proper rate of deceleration necessary to successfully negotiate a curve or to avoid a hazard

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13
Q

Understeer

A

The tendency for a vehicle to continue in a straight line and resist turning from a direct course of travel

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14
Q

Visual horizon

A

The area distance viewed by the driver of a vehicle when looking ahead. High visual horizon is always optimal

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15
Q

Longitudinal weight transfer

A

Weight transfer to the front axle of a vehicle caused by braking or deceleration

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16
Q

Lateral weight transfer

A

Weight transfer of the front axle to the left when turning the vehicle to the right, and weight transfer of the front axle to the right when turning the vehicle to the left.