Use the Figure to Answer the Problem

question 95

Multiple Choice

Use the figure to answer the problem. A spring of negligible mass and spring constant k is attached to the wall on one end, and the other end is attached to the center of mass axis of a solid sphere of mass m and radius r. The spring is stretched a distance A from equilibrium and let go. The sphere rolls freely on a smooth surface.
-What is the rotational kinetic energy when the sphere is at the equilibrium position?

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Definitions:

K

In the context of chemistry, often represents the equilibrium constant, symbolizing the ratio of product concentrations to reactant concentrations at equilibrium.

pH

A numeric scale used to specify the acidity or basicity (alkalinity) of an aqueous solution, with 7 being neutral, values below 7 acidic, and above 7 basic.

K

The symbol for potassium, a chemical element of atomic number 19, essential for living organisms.

[HCO3-]

The chemical formula for bicarbonate, an anion involved in the buffering of pH in biological systems.