... Because this torque is balanced by the torque produced by the bolt on the wrench, an equal torque is
produced on the bolt. Because there are six points where a force is applied to the bolt, we have
Fbolt = (/r)/6 = (80 m · N)/6(0.0075 m) =
1.8 103 N.
34. The moment of inertia of a sphere about an ...