A Particle Moves Back and Forth Along the X Axis

question 55

Multiple Choice

A particle moves back and forth along the x axis from x = -x_m to x = +x_m, in simple harmonic motion with period T.At time t = 0 it is at x = +x_m.When t = 0.75T:

• A)it is at x = 0 and is traveling toward x = +x_m
• B)it is at x = 0 and is traveling toward x = -x_m
• C)it is at x = +x_m and is at rest
• D)it is between x = 0 and x = +x_m and is traveling toward x = -x_m
• E)it is between x = 0 and x = -x_m and is traveling toward x = -x_m

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Definitions:

Optimal Output

The level of production that generates the highest possible profit for a firm, taking into account costs and revenue.

Price to Clear

The market price at which the quantity supplied of a good matches the quantity demanded, leading to an equilibrium where there is no surplus or shortage.

Variable Costs

Costs that vary directly with the level of production or output, such as materials and labor.

Profit-maximizing Output

The production level where maximum profit is achieved by a company, when the marginal cost matches the marginal revenue.