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6. A 1580 kg car is traveling with a speed of 15.0 m/s. What is the magnitude of the horizontal net force that is required to bring the car to a halt in a distance of 50.0 m?

  • physics -

    Kinetic energy of moving vehicle
    =177750 J
    Work done by braking force, F
    Equate energies:
    F=177750/50 N

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