Practice question

During a New Jersey tractor-trailer trailer height review, what is correct trailer height for coupling?

  1. Low enough for the tractor to raise it slightly
  2. Drive faster to straighten the trailer
  3. Disconnect the electrical cord
  4. Assume the fifth wheel is locked

Answer: A — Low enough for the tractor to raise it slightly

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

Practice more: NJ CDL Combination Practice Questions - New Jersey CDL Combination Vehicles Test Exam →