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a truck travels along the horizontal circular curve of radius r=60m with a constant speed v=20m/s. Determine the angular rate of rotation theta of the radial line r and the magnitude of the truck's acceleration.

  • science -

    The truck's acceeration is entirely centripetal, and the magnitude is
    a = v^2/r

    The angular rotation rate, in radians per second, is
    w = v/r

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