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Use the Figure to the Right for the Next Problems

Question 40

Multiple Choice

Use the figure to the right for the next problems.
A flexible rope of mass m and length L = L1 + L2, hangs over a frictionless peg, as shown in the figure. Use the figure to the right for the next problems. A flexible rope of mass m and length L = L<sub>1</sub> + L<sub>2</sub>, 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) mgL<sub>1</sub> C) mgL<sub>2</sub> D) mgL<sub>1</sub><sup>2</sup>/(L) E) mgL<sub>1</sub>L<sub>2</sub>/(L)
-What is the change in potential energy when the end of the rope just slides off the peg?


A) Use the figure to the right for the next problems. A flexible rope of mass m and length L = L<sub>1</sub> + L<sub>2</sub>, 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) mgL<sub>1</sub> C) mgL<sub>2</sub> D) mgL<sub>1</sub><sup>2</sup>/(L) E) mgL<sub>1</sub>L<sub>2</sub>/(L) mgL
B) Use the figure to the right for the next problems. A flexible rope of mass m and length L = L<sub>1</sub> + L<sub>2</sub>, 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) mgL<sub>1</sub> C) mgL<sub>2</sub> D) mgL<sub>1</sub><sup>2</sup>/(L) E) mgL<sub>1</sub>L<sub>2</sub>/(L) mgL1
C) Use the figure to the right for the next problems. A flexible rope of mass m and length L = L<sub>1</sub> + L<sub>2</sub>, 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) mgL<sub>1</sub> C) mgL<sub>2</sub> D) mgL<sub>1</sub><sup>2</sup>/(L) E) mgL<sub>1</sub>L<sub>2</sub>/(L) mgL2
D) Use the figure to the right for the next problems. A flexible rope of mass m and length L = L<sub>1</sub> + L<sub>2</sub>, 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) mgL<sub>1</sub> C) mgL<sub>2</sub> D) mgL<sub>1</sub><sup>2</sup>/(L) E) mgL<sub>1</sub>L<sub>2</sub>/(L) mgL12/(L)
E) Use the figure to the right for the next problems. A flexible rope of mass m and length L = L<sub>1</sub> + L<sub>2</sub>, 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) mgL<sub>1</sub> C) mgL<sub>2</sub> D) mgL<sub>1</sub><sup>2</sup>/(L) E) mgL<sub>1</sub>L<sub>2</sub>/(L) mgL1L2/(L)

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