Two Uniform Cylinders Have Different Masses and Different Rotational Inertias

question 49

Multiple Choice

Two uniform cylinders have different masses and different rotational inertias.They simultaneously start from rest at the top of an inclined plane and roll without sliding down the plane.The cylinder that gets to the bottom first is:

• A)the one with the larger mass
• B)the one with the smaller mass
• C)the one with the larger rotational inertia
• D)the one with the smaller rotational inertia
• E)neither (they arrive together)

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Definitions:

Autarky

An economic system where a region or country is self-sufficient and does not engage in international trade.

Consumer Surplus

The discrepancy between what buyers are willing to offer for an item or service and the price they actually pay.

Producer Surplus

Producer surplus is the difference between the amount producers are willing and able to supply a good for and the actual amount they receive due to market price.

Autarky

An economic system wherein a country or entity is self-sufficient and does not engage in international trade.