A Ball Attached to the End of a String Is

question 49

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 angular 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:

Utilities

Expenses for basic services like electricity, water, and gas required for a business's operations.

Managerial Salaries

Compensation paid to individuals who are responsible for overseeing and directing the operations within a company or organization.

Overapplied

A situation in cost accounting where the allocated cost is greater than the actual cost, often requiring adjustment.

Machine Hours

A measure of production time or operational usage, calculated by the number of hours a machine is run in a specific period.