Does the Centripetal Force Acting on an Object Do Work

question 59

Multiple Choice

Does the centripetal force acting on an object do work on the object?

• A)Yes, since a force acts and the object moves, and work is force times distance.
• B)Yes, since it takes energy to turn an object.
• C)No, because the object has constant speed.
• D)No, because the object's displacement is zero.
• E)No, because the force and the displacement of the object are perpendicular.

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Definitions:

Pretax Return

The financial return on an investment before any taxes are deducted.

Taxable Investor

An individual or entity that is subject to taxes on investment income and capital gains, affecting investment choices and strategies to minimize tax liabilities.

After-tax Return

The profit realized from an investment after all applicable taxes have been subtracted, representing the actual benefit to the investor.

Purchasing Power

Purchasing power refers to the value of a currency expressed in terms of the amount of goods or services that one unit of money can buy, often used to measure the effect of inflation on income.