Driver's license written test question bank, effective 2026-03-09

656. Which of the following statements regarding the turning and vibration characteristics of a large truck is correct?

  1. ①Centrifugal force does not have much influence on the vibration level.
  2. ②A vehicle's height of gravitational center does not have much influence on the vibration level.
  3. ③The turning radius and stability of a large truck can change dramatically depending on the cargo type and position.
  4. ④Accidents involving collisions are more likely due to the vibration level of a large truck being lower than that of passenger cars.
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Answer ③

The English PDF has no explanation for this question. The Korean page carries the official explanation. Korean version of this question

Source KoROAD Safe Driving Integrated Civil Service, Driver's License Written Test Question Bank [English] (effective 2026-03-09), post 1923, Download the source PDF source PDF page 189 (checked on 2026-09-04). The question and answer are the KoROAD text as published. The buttons and notes on this page were written by the developer and have not yet been checked by a native speaker. The questions and answers themselves are the official KoROAD text.