Solve the Problem
-Find the Work Done by a Force $42 ^ { \circ }$

question 188

Multiple Choice

Solve the problem
-Find the work done by a force of 2 pounds acting in the direction of $42 ^ { \circ }$ to the horizontal in moving an object 7 feet from $( 0,0 )$ to $( 7,0 )$ .

• A) \(10.4 \mathrm { ft } - \mathrm { lb }\)
• B) \(9.4 \mathrm { ft } - \mathrm { lb }\)
• C) \(20.8 \mathrm { ft } - \mathrm { lb }\)
• D) \(11.2 \mathrm { ft } - \mathrm { lb }\)

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Definitions:

Supply Curve

A graphical representation showing the relationship between the price of a good and the quantity supplied at those prices.

Purely Competitive

A commercial framework with a vast number of tiny enterprises, a single type of product, freedom to enter and leave, and total transparency of information.

Allocative Efficiency

An allocation scenario where it's not feasible to enhance one person's well-being without negatively impacting another's.

Scarce Resources

Limited natural, human, and capital resources that cannot satisfy all wants and needs.