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Practice quizzes / LA CDL Combination Practice Questions - Louisiana CDL Combination Vehicles Test Exam / Question 115328
Practice question

What is the risk of uncoupling a loaded trailer on soft ground without support boards?

  1. ABS overheats
  2. Kingpin becomes magnetized
  3. Landing gear can sink, tipping or dropping the trailer
  4. Fifth wheel over-lubricates

Answer: C — Landing gear can sink, tipping or dropping the trailer

The correct answer is shown above. Try the full quiz for additional practice.

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