Question 7 of 20
Score: 0/0Which truck-trailer setup is most prone to a "crack-the-whip" rollover?
ExplanationTractors pulling three trailers are especially prone to the "crack-the-whip" effect, which can cause the rear trailer to swing out and increase rollover risk.
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Did you know? Know which line is supply and which is service, and what happens when the emergency line loses air.
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