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the police department determined that the force required to drag a 130.0 N tire across the pavement at a constant velocity is 100.0 N. Specifications from the trucks manufacture claim that the effective coefficient of friction for the truck tires is nearly identical to that of the car. The weight/masses of the truck and care are as follows: Car: 13,600 N Truck 69,700 N. What is the coefficient of friction of the cars tires and the trucks tires
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