EVOC Flashcards
OVERSTEER
The characteristics of a vehicle to tighten its turning radius as the rear end slips or skids toward the outside of the curve.
UNDERSTEER
The tendency of a vehicle to continue in a straight line and resist turning from a direct course of travel.
COUNTER STEER
Turning from the front wheels in the direction that the rear of the vehicle is sliding.
WEIGHT TRANSFER, LONGITUDINAL
Acceleration causes weight to go to the rear axle. Braking or deceleration causes weight to transfer to the front axle.
WEIGHT TRANSFER, LATERAL
Turning right transfers weight to the left and turning left transfer’s weight to the right.
APEX
The lowest portion of the vehicles path through a curve.
CLOSURE RATE JUDGEMENT
Being able to judge the proper rate or deceleration necessary to negotiate a curve or avoid a hazard.
REAR END CHEAT
While driving forward and turning left, the rear tires will track to the left of the front tires.
FRONT END SWING
When backing to the left, the front end will swing to the right. When backing to the right, the front end will swing to the left.
BRAKE FADE
The loss of braking efficiency normally due to heat buildup resulting from excessive use.
Rolling friction
The fact the front wheels of the vehicle must be rolling in order to steer the vehicle.