Double and Triple test

Double and Triple test

معاينة الاختبار: 10 أسئلة نموذجية.

1. What is the most important thing to remember when pulling doubles or triples?
2. What is the "crack-the-whip" effect?
3. Which trailer is most likely to roll over due to the crack-the-whip effect?
4. Why should you avoid sudden steering movements when pulling doubles or triples?
5. How should you steer when a rear trailer starts to swing out or skid?
6. What is the rule for following distance when pulling doubles or triples at highway speeds?
7. How does the stopping distance of an empty double or triple compare to a fully loaded one?
8. What is "off-tracking"?
9. When turning with doubles, which wheels will off-track the most?
10. Why is backing a double or triple trailer combination strongly discouraged?