Use the Figure to the Right for the Next Problem

question 20

Multiple Choice

Use the figure to the right for the next problem. A flexible rope of mass m and length L = L₁ + L₂, hangs over a frictionless peg, as shown in the figure
-What is the change in potential energy when the end of the rope just slides off the peg?

• A) mgL
• B) mgL₁
• C) mgL₂
• D) mgL₁²/(
• E) mgL₁L₂/(

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Definitions:

At Large

A term used to describe a method of representation where officials are elected to serve the whole jurisdiction rather than a specific district within the jurisdiction.

Primaries

Preliminary elections in which members of a political party vote to choose their party's candidate for a major upcoming election.

Term Limits

Restrictions on the number of terms an officeholder may serve in a particular elected position.

Keating Owen

A 1916 United States federal law that sought to address child labor by prohibiting the sale of goods produced by factories that employed children under certain ages, later ruled unconstitutional.