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/(

---

Definitions:

Prolonged Stress

A condition of experiencing continuous stress over an extended period, which can lead to various physical and mental health issues.

Adrenal Glands

Small glands located on top of each kidney; they produce hormones that help the body control blood sugar, burn protein and fat, react to stressors like a major illness or injury, and regulate blood pressure.

Cortisol

A steroid hormone produced by the adrenal glands, often released in response to stress and low blood-glucose concentration.

Moderate Arousal

An optimal level of alertness or excitement, which can enhance performance on tasks by improving focus and energy.