A Rod Rests on Frictionless Ice

question 35

Multiple Choice

A rod rests on frictionless ice. Forces that are equal in magnitude and opposite in direction are simultaneously applied to its ends as shown. The quantity that has a magnitude of zero is its:

• A) angular momentum
• B) angular acceleration
• C) total linear momentum
• D) kinetic energy
• E) rotational inertia

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Definitions:

Cost of Goods Sold

The total cost directly involved in manufacturing or acquiring the products sold by a company during a particular period.

Acid Test Ratio

A liquidity ratio; those assets that are most easily converted to cash are divided by current liabilities to indicate ability to pay off short-term debt. Also called quick ratio.

Quick Assets

Assets that can be quickly converted into cash without significantly affecting their value, such as stocks and receivables.

Current Liabilities

Current liabilities are a company's debts or obligations that are due to be paid within a year, including accounts payable, short-term loans, and accrued expenses.