A Person Pushes Horizontally on a Heavy Box and Slides

question 4

Multiple Choice

A person pushes horizontally on a heavy box and slides it across the level floor at constant velocity.The person pushes with a 60.0 N force for the first at which time he begins to tire.The force he exerts then starts to decrease linearly from 60.0 N to 0.00 N across the remaining How much total work did the person do on the box?

• A)619 J
• B)826 J
• C)495 J
• D)925 J

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Definitions:

Payback Period

The length of time required for an investment to recover its initial cost out of the cash receipts that it generates.

Required Rate of Return

The minimum annual percentage earned by an investment that will entice individuals or companies to put money into a particular security or project.

Net Income

The profit or loss of a company after all expenses, taxes, and costs have been subtracted from total revenue.

Investment in Equipment

The total capital expenditure on physical assets like machinery and equipment intended for the production of goods or services.