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Physics, 20.10.2021 16:00 puppystar159p51vxk

You may have noticed runaway truck lanes while driving in the mountains. These gravel-filled lanes are designed to stop trucks that have lost their brakes on mountain grades. Typically such a lane is horizontal (if possible) and about 41.0 m long. We can think of the ground as exerting a frictional drag force on the truck. The truck enters the gravel lane with a speed of 55.0 mph (24.6 m/s). Calculate the minimum coefficient of kinetic friction between the truck and the lane to be able to stop the truck. (Express your answer to three significant figures.)

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