A Light Rope Passes Over a Light Frictionless Pulley Attached

question 28

Multiple Choice

A light rope passes over a light frictionless pulley attached to the ceiling. An object with a large mass is tied to one end and an object with a smaller mass is tied to the other end. Starting from rest the heavier object moves downward and the lighter object moves upward with the same magnitude acceleration. Which of the following statements is true for the system consisting of the two objects?

• A) The center of mass remains at rest.
• B) The net external force is zero.
• C) The velocity of the center of mass is a constant.
• D) The acceleration of the center of mass is g, downward.
• E) None of the above statements are true.

---

Definitions:

Firm Value

The total value of a company, determined by its ability to generate future earnings and its assets and liabilities.

Financial Engineering

The application of mathematical methods to the solution of financial problems, including the design and structuring of financial instruments and strategies.

Hedge Risk

The practice of making investments to reduce the risk of adverse price movements in an asset, typically involving derivatives.

New Securities

Financial instruments that have been recently issued, including stocks, bonds, or other financial assets available for investors to buy.