A 20-Kg Block Starts from Rest on the Positive X Axis

question 11

Multiple Choice

A 2.0-kg block starts from rest on the positive x axis 3.0 m from the origin and thereafter has an acceleration given by in m/s².The torque, relative to the origin, acting on it at the end of 2.0 s is:

• A)0 N∙m
• B)(-18 N∙m)
• C)(+24 N∙m)
• D)(-144 N∙m)
• E)(+144 N∙m)

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Definitions:

Segment Margin

The amount of profit or loss produced by a particular segment of a business, considering only the revenues and expenses directly attributable to that segment.

Contribution Margin

The difference between sales revenue and variable costs, indicating how much revenue contributes to fixed costs and profit.

Common Fixed Expenses

Expenses that remain constant in total regardless of changes in the level of activity or volume of production.

Variable Expenses

Costs that change in proportion to the level of activity or volume of production in a company.