Applied Mechanics and Graphic Statics
Which of the following represents the state of neutral equilibrium?

None of these
A smooth cylinder lying on a curved surface
A cube resting on one edge
A smooth cylinder lying on a convex surface

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Applied Mechanics and Graphic Statics
The force acting on a point on the surface of a rigid body may be considered to act

At any point on the surface normal to the line of action of the force
On any point on the line of action of the force
At the centre of gravity of the body
On the periphery of the body

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