Practice question

Why does trailer skid recovery matter in combination-vehicle operation?

  1. Apply the trailer hand valve harder
  2. Set the parking brakes while moving
  3. Steer sharply until the trailer snaps back
  4. A trailer skid from locked wheels is corrected by releasing the brakes so wheels roll.

Answer: D — A trailer skid from locked wheels is corrected by releasing the brakes so wheels roll.

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