At Any Angular Speed,a Certain Uniform Solid Sphere of Diameter

question 12

Multiple Choice

At any angular speed,a certain uniform solid sphere of diameter D has half as much rotational kinetic energy as a certain uniform thin-walled hollow sphere of the same diameter when both are spinning about an axis through their centers.If the mass of the solid sphere is M,the mass of the hollow sphere is

• A) 3/5 M.
• B) 5/3 M.
• C) 5/6 M.
• D) 6/5 M.
• E) 2 M.

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Definitions:

Equilibrium

An equilibrium where demand meets supply in the marketplace, stabilizing prices as a consequence.

Demand

The quantity of a product or service that consumers are willing and able to purchase at various prices during a given period.

Equilibrium Wage Rate

The wage rate at which the supply of labor is equal to the demand for labor in the labor market.

Economic Rents

Payments to a factor of production in excess of what is needed to keep that factor in its current use, often due to limited supply or unique attributes.