Practice question

Hydroplaning is most likely at speeds above:

  1. 10 mph
  2. Roughly 35 mph on standing water with worn tires; higher speeds and shallow tread accelerate the effect
  3. 100 mph only
  4. Any speed in dry weather

Answer: B — Roughly 35 mph on standing water with worn tires; higher speeds and shallow tread accelerate the effect

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