A Solid Sphere, a Solid Cylinder, and a Hoop All

question 35

Multiple Choice

A solid sphere, a solid cylinder, and a hoop all have the same mass and radius. Each are sent down identical inclined planes starting from rest. Their kinetic energies at the bottom of the incline are Ksphere, Kcylinder, and Khoop. Which of the following is true?

• A)Ksphere > Kcylinder
• B)Khoop > Ksphere
• C)Khoop > Kcylinder
• D)Kcylinder > Khoop
• E)No answer above is correct.

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Definitions:

Demand

The desire for a particular good or service, backed by the ability and willingness to pay for it.

Supply

The total amount of a good or service available for purchase at any given price level.

Total Surplus

The sum of consumer surplus and producer surplus in a market; it represents the total net benefit to society from the production and consumption of a good.

Equilibrium

Describes a state in a market where the quantity of a product supplied is equal to the quantity of the product demanded, leading to a stable price.