Q. A sculpture is 7.5 m tall and has it CG located h=3m above the center of its base. The base is a square with a side of d=13.6 m. To what angle beta can be sculpture be tipped before it falls over?
Q. A steady torque of 23-N•m is applied to a grindstone whose moment of inertia is 0.130 kg•m2. Using energy principles, and neglecting friction, determine the angular speed after the grindstone has made 13.0 revolutions.