The Angular Momentum of a System Is Conserved Only If

question 41

Multiple Choice

The angular momentum of a system is conserved only if

• A)the angular velocity is a function of time.
• B)the sum of the external torques equals the sum of the internal torques.
• C)the moment of inertia of the system is constant.
• D)the sum of the external torques is zero.
• E)the sum of the internal torques is zero.

---

Definitions:

Sympathetic

Part of the autonomic nervous system responsible for the body's fight-or-flight response, regulating heart rate, blood pressure, and other involuntary body functions.

Parasympathetic

Refers to the part of the autonomic nervous system that conserves energy as it slows the heart rate, increases intestinal and gland activity, and relaxes sphincter muscles in the gastrointestinal tract.

Autonomic

Pertaining to the autonomic nervous system, which controls involuntary body functions such as heart rate, digestion, and respiratory rate.

Somatic

Relating to or affecting the body, distinct from the mind or emotions.