A 015-M-Radius Grinding Wheel Starts at Rest and Develops an Angular

question 81

Multiple Choice

A 0.15-m-radius grinding wheel starts at rest and develops an angular speed of 12.0 rad/s in 4.0 s.What is the average tangential acceleration of a point on the wheel's edge?

• A) 0.45 m/s²
• B) 6.8 m/s²
• C) 28 m/s²
• D) 14 m/s²

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Definitions:

Good Produces

The output or products manufactured or produced by a business, industry, or economy.

VMPL

The Value of Marginal Product of Labor, which represents the additional value created by employing one more unit of labor, assuming other factors remain constant.

Wage Rate

The amount of compensation a worker receives per unit of time or output.

Labor Demand Curve

A graphical representation that shows the relationship between the quantity of labor demanded by firms and the wage rate.