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PHY SCI

A race car goes around a circular, level track with a diameter of 1.00 km at a constant speed of 90.0 km/h. What is the car's centripetal acceleration in m/s^2?

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  1. Ac = v^2/R

    R = 500 meters
    v = 90 km/h * 1000 meters/km * 1 hr/3600 s

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  2. 20

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