Conservation of Angular Momentum: the Angular Momentum of a System

question 63

Multiple Choice

Conservation of angular momentum: The angular momentum of a system remains constant

• A) when the total kinetic energy is constant.
• B) when no net external force acts on the system.
• C) when the linear momentum and the energy are constant.
• D) when no torque acts on the system.
• E) all the time since it is a conserved quantity.

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Definitions:

Pledging Receivables

Borrowing money using receivables as collateral.

Effective Cost

The total cost of a financing option, including all fees and interest, adjusted for any discounts or premiums, providing a true comparison of costs.

Annual Rate

Annual rate often refers to the interest rate for a period of one year, but can also apply to any annualized financial metric intended to allow comparison over a year's period.

Implied Annual Cost

The total cost associated with financing or an investment, expressed on a yearly basis, often calculated through the analysis of implied rates or costs.