A Ball Attached to the End of a String Is

question 55

Multiple Choice

A ball attached to the end of a string is swung around in a circular path of radius r.If the radius is doubled and the linear speed is kept constant,

• A)the centripetal acceleration remains the same.
• B)the centripetal acceleration increases by a factor of 2.
• C)the centripetal acceleration decreases by a factor of 2.
• D)the centripetal acceleration increases by a factor of 4.
• E)the centripetal acceleration decreases by a factor of 4.

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Definitions:

Selling Expenses

Costs incurred directly by the sales activities of a business, including advertising, sales commissions, and promotional materials.

Administrative Expenses

Expenses that are not directly tied to a specific function such as manufacturing, production, or sales, but necessary for the overall day-to-day operations of a company.

Product Costs

Costs that are directly incurred in the production of goods or services, including direct materials, direct labor, and manufacturing overhead.

Period Costs

Expenses that are not directly tied to production activities and are expensed in the period they are incurred, such as administrative salaries and marketing costs.