A Puck Moves on a Horizontal Air Table

question 6

Multiple Choice

A puck moves on a horizontal air table.It is attached to a string that passes through a hole in the center of the table.As the puck rotates about the hole,the string is pulled downward very slowly and shortens the radius of rotation,so the puck gradually spirals in towards the center.By what factor will the puck's angular speed have changed when the string's length has decreased to one-half of its original length?

• A)2
• B)4
• D)1
• E)1/2

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Definitions:

General Journal

A ledger where double-entry accounting transactions are initially recorded, including details such as date, accounts affected, and amounts.

General Ledger

A comprehensive set of accounts that records all financial transactions of a business, used to prepare financial statements.

Inventory

The total amount of goods and materials a business holds for the purpose of resale or production.

Balance Sheet Column

Part of a financial statement that displays the company's assets, liabilities, and shareholders' equity at a specific point in time.