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March 28, 2017

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A 2200 kg car is travelling at 45 km per hour when its brakes are applied and it skids to a stop. If the coefficient of friction between the road and the tires is 0.70 how far does the car go before stopping?

  • physics - ,

    Vf^2=Vi^2+2ad where a= -F/mass=-mu*mg/m=-mu*g

    solve for d.

  • physics - ,

    11.3m i think

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