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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