A wheel of radius 0.250 m, which is moving initially at

Chapter 11, Problem 78

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A wheel of radius 0.250 m, which is moving initially at 43.0 mis, rolls to a stop in 225 m. Calculate the magnitudes of (a) its lin- ear acceleration and (b) its angular acceleration. (c) The wheel's rotational inertia is 0.155 kg m2 about its central axis. Calculate the magnitude of the torque about the central axis due to friction on the wheel.

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