A wheel is formed from a hoop of mass 1.5 kg and six equally spaced spokes, each of mass 0.12 kg. The hoop's radius is the length 0.32 m of each spoke. Find the moment of inertia of the wheel about an axis through its center and perpendicular to the plane of the wheel. Answer in units of kg m².
a. ( 0.5 )
b. ( 1.0 )
c. ( 1.5 )
d. ( 2.0 )