Find the Work Performed When the Given Force F Is Applied

question 38

Multiple Choice

Find the work performed when the given force F is applied to an object, whose resulting motion is represented by the displacement vector d. Assume the force is in pounds and the displacement is measured in feet. ​

• A)517 ft-lb
• B)516 ft-lb
• C)0 ft-lb
• D)514 ft-lb
• E)513 ft-lb

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Definitions:

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A British economist whose ideas fundamentally changed the theory and practice of macroeconomics and the economic policies of governments, known for advocating increased government expenditures and lower taxes to stimulate demand and pull the global economy out of depression.

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A group of economists from the 18th and 19th centuries, including figures like Adam Smith and David Ricardo, who focused on the ideas of free markets and economic growth.

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Economists from the 18th and 19th centuries who believed in self-regulating markets and emphasized the importance of supply in determining economic value.