Consider a flat disk of radius 0.3 m.  The mass per area of the disk is a function of r, the distance from the center of the disk, and is given by σ(r) = 86 r4  (kg/m2).  Calculate the rotational inertia of the disk when rotated about an axis perpendicular to the disk and passing through its center, in kg m2. (Please answer to the fourth decimal place - i.e 14.3225

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Consider a flat disk of radius 0.3 m.  The mass per area of the disk is a function of r, the distance from the center of the disk, and is given by σ(r) = 86 r4  (kg/m2).  Calculate the rotational inertia of the disk when rotated about an axis perpendicular to the disk and passing through its center, in kg m2.

(Please answer to the fourth decimal place - i.e 14.3225)

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