The rotational inertia of a disk about its axis is 0.70 kg·m^2. When a 2.0-kg weight is added to its rim, 0.40 m from the axis, the rotational inertia becomes:

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The rotational inertia of a disk about its axis is 0.70 kg·m^2. When a 2.0-kg weight is added to its rim, 0.40 m from the axis, the rotational inertia becomes: 
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