Practice question

Which statement is correct about empty trailer traction for the Alabama CDL Combination Vehicles Test?

  1. Less weight on the tires makes brake lockup and skids more likely
  2. Empty trailers always stop shorter than cars
  3. Empty trailers have no working brakes
  4. Empty trailers cannot jackknife

Answer: A — Less weight on the tires makes brake lockup and skids more likely

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