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.

Question

Quizplus · Accepted Answer

The angular momentum of a system is conserved if there are no external torques acting on it, meaning the sum of the external torques is zero. This ensures that no external influence changes the system's angular momentum.

The Angular Momentum of a System Is Conserved Only If