Which of the Following Has the Largest Moment of Inertia

question 44

Multiple Choice

Which of the following has the largest moment of inertia?

• A)A cylinder of mass M with a radius R rotating about its central axis.
• B)A hoop of mass M with a radius R rotating about the axis perpendicular to the plane of the hoop and passing through its center.
• C)A hoop of mass M with a radius R rotating about a line through its diameter and parallel to the plane of the hoop.
• D)A cube of mass M and sides 2R rotating about a line passing through the center of two opposite sides.
• E)A rod of mass M and length 2R rotating about a line passing through the center and perpendicular to the rod.

---

Definitions:

DOL

Degree of Operating Leverage, a ratio that measures how a company's operating income changes with a change in sales, indicating the effects of fixed costs on profits.

Accounting Break-Even

The point at which total revenues equal total expenses, and the business does not make a profit or loss.

Depreciation

A financial approach that spreads the price of a tangible asset over the period it is expected to benefit the company.

Annual Fixed Costs

The total of all business expenses that are consistent and unchanged throughout the fiscal year, regardless of production levels or sales volume.