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physics

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A 905 kg test car travels around a circular track with a circumference of 3.25 km. If the magnitude of the force that maintains the car's circular motion is 2140 N, what is the car's tangential speed?

  • physics - ,

    from circumference, find radius.

    force= mass*v^2/r

    solve for v.

  • physics - ,

    29kg

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