A Stationary Merry-Go-Round of Radius 8 Feet Is Started in Motion

question 100

Multiple Choice

A stationary merry-go-round of radius 8 feet is started in motion by a push consisting of a force of 7 pounds on the outside edge, tangent to the circular edge of the merry-go-round, for 4 seconds. The moment of inertia of the merry-go-round is . Find the resulting angular velocity of the merry-go-around.

• A) 2 rad/sec
• B) 8 rad/sec
• C) 1 rad/sec
• D) 7 rad/sec

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Definitions:

Contra-Asset Account

A contra-asset account is an account used in the financial accounting to offset against an asset account on the balance sheet.

Accounts Receivable

This refers to the money owed to a company by its customers for goods or services delivered or used but not yet paid for.

Allowance for Doubtful Accounts

The allowance for doubtful accounts is a contra-asset account that estimates the amount of receivables that may not be collectible.

Future Transaction Value

The predicted or estimated financial value of a transaction that will occur at a later date, often used in forecasting and budgeting.