Suspension & Steering (A4)第 46 / 120 题
Wheel/tire imbalance is most often felt as:
a.A pull to one side
b.A grinding noise when braking
c.Hard steering at low speed
d.A vibration that appears at a particular speed
解析
An out-of-balance wheel creates a vibration that emerges at a specific speed as the heavy spot spins. Static and dynamic balancing corrects it by adding weights. A pull, by contrast, is usually an alignment or tire construction issue.
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