Use the Figure to the Right to Answer the Next

question 36

Multiple Choice

Use the figure to the right to answer the next problem.
A ball of mass of mass m is tied with a light string to a vertical post of radius R_p and slides on a frictionless horizontal surface. As the ball travels around the post, the string wraps around the post, shortening the length. At t = 0 s, its speed is v_o and radius is r_o.
-What is the angular momentum of the ball after the string has wrapped once around the post?

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Definitions:

Preferred Stock

A class of ownership in a corporation that has a higher claim on its assets and earnings than common stock, typically with fixed dividends.

Common Equity

The percentage of a corporation's equity held by investors in the form of common shares.

Weighted Average

A calculation that takes into account the varying degrees of importance of the numbers in a data set, giving more weight to some numbers than others.

Free Cash Flow

This refers to the amount of cash a company generates after accounting for cash outflows to support operations and maintain its capital assets. It is an important indicator of financial health.