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Question
Which of the following types of vehicles is most prone to the “crack-the-whip" effect?
Answers
A.  An automobile
B.  A three-axle tractor
C.  A bobtail tractor
D.  A triple combination
Explanation
Double and triple combinations are the most vulnerable to turning over as a result of the "crack-the-whip" effect.
Answer Statistics
27.26 % of our users get this question wrong.
This questions is considered quite Hard

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