The Magnitude of the Acceleration of an Object Moving in a Circle

question 11

Multiple Choice

The magnitude of the acceleration of an object moving in a circle at constant speed is

• A) variable.
• B) directly proportional to the speed squared.
• C) directly proportional to the speed.
• D) directly proportional to the radius of the circle squared.

---

Definitions:

Weighted Average Cost

An inventory valuation method that assigns a cost to inventory and goods sold based on the average cost of all similar goods available during a specific period.

Tax Rate

The determined percentage of earnings that an individual or a corporation must contribute as tax.

Debt-equity Ratio

This ratio compares a company's total liabilities to its shareholder equity, indicating the relative proportion of shareholder equity and debt used to finance a company's assets.

Pre-tax Cost

This is the cost of an investment or financial activity before the application of taxes.