Which statement best explains the "crack-the-whip" effect?

Which statement best explains the "crack-the-whip" effect?



a) Your trailer is half full, and the cargo is loaded in the front of the trailer. When you make a sudden movement of your steering wheel, cargo will tend to forcefully slide to the back of the trailer, forcing the trailer to roll over.

b) When you make a quick lane change or sudden movement of your steering wheel, the tractor tends to rock and sway. The velocity of the rearmost trailer forces the tractor to roll over before the trailer

c) When you make a quick lane change or sudden movement of your steering wheel, the rear trailer tends to swing out. The force of the rear trailer becomes amplified, causing it to roll over (rearward amplification)



Answer: c) When you make a quick lane change or sudden movement of your steering wheel, the rear trailer tends to swing out. The force of the rear trailer becomes amplified, causing it to roll over (rearward amplification)


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