unstable equilibrium

It seems to me it's a case of unstable equilibrium.

But this balancing point is what scientists call an unstable equilibrium.

In these kinds of fields an unstable equilibrium condition exists.

You know about positions of unstable equilibrium as well as I do.

On the third day I stood by my pillar, swaying in unstable equilibrium.

Life is the unstable equilibrium of the liquid element.

But the result would be an unstable equilibrium.

All his weight was on one loot, and he was in a state of unstable equilibrium.

Its unstable equilibrium position is obtained by rotating the figure 180 about a horizontal axis.

It produces an equilibrium between two groups, but it's an unstable equilibrium.

Thus Trishanku was suspended mid-air in a state of unstable equilibrium.

A submerged submarine is in an unstable equilibrium, having a tendency to either fall or float to the surface.

Finally, the point of vanishing stability is a point of unstable equilibrium.

The body is kept upright about its unstable equilibrium point by controlling the ball, much like the control of an inverted pendulum.

In all cases, the device is in a state of unstable equilibrium from which slight movements may be amplified.

A self-excited attractor has a basin of attraction which is connected with an unstable equilibrium.

On the other hand, a ball lying on the edge of a ditch is in a position of unstable equilibrium.

There is an equilibrium point where the two fields cancel, but it is an unstable equilibrium.

If the center of gravity lowers when gently tipped, it is in unstable equilibrium, as with a cone balanced on its tip.

The system is in unstable equilibrium if both the inputs and outputs of the comparator are at zero volts.

It is an unstable equilibrium.

Unstable Systems (or stable systems with unstable equilibrium point)

For there is an unstable equilibrium at , and two stable equilibria at .

"Unstable equilibrium, to be sure.

Balzac's clericalism and royalism, which ultimately became so crystallized, were at this date in a position of unstable equilibrium.