A Cylinder Placed So It Can Roll on a Horizontal

question 17

Multiple Choice

A cylinder placed so it can roll on a horizontal table top, with its center of gravity above its geometrical center, is:

• A)in stable equilibrium
• B)in unstable equilibrium
• C)in neutral equilibrium
• D)not in equilibrium
• E)none of the above

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Definitions:

Dark Background

A visual or metaphorical setting characterized by minimal visual stimuli, used in experimental conditions or to describe situations with little positive elements.

Autokinetic Effect

A visual illusion in which a stationary point of light in a dark room appears to move due to the lack of visual references, often used in psychological experiments on perception and conformity.

UFOs

Unidentified Flying Objects, referring to any aerial phenomenon that cannot immediately be identified or explained.

Muller-Lyer Illusion

A visual illusion where two lines of equal length appear to be of different lengths because of the presence of inward or outward facing angles at their ends.