On the Highly-Successful TV Game Show Wheel of Fortune, a Contestant

question 8

Multiple Choice

On the highly-successful TV game show Wheel of Fortune, a contestant spins a large spinner wheel that determines the amount of money for which the contestant is playing. Typically, contestants spin the wheel at an initial rate of 3.1 rad/s, and the (constant) frictional force stops the wheel in about 2.5 seconds. If the frictional force produces a torque of 19.1 foot-pounds, estimate the moment of inertia of the wheel.

• A) 15.4
• B) 3.9
• C) 0.0649
• D) 7.1

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Definitions:

Pollution

The contamination of natural environments by harmful substances or activities.

Environment Clean-up

The process of removing pollutants or contaminants from environmental media such as soil, groundwater, sediment, or surface water for the general protection and enhancement of the environment.

Negative Externality

A situation where the production or consumption of a good or service results in a harmful effect on unrelated third parties.

Market Equilibrium

Occurs when the quantity of a product demanded by consumers equals the quantity supplied by producers, leading to a stable price.