A Baseball Pitcher Loosens Up His Pitching Arm

question 21

Multiple Choice

A baseball pitcher loosens up his pitching arm.He tosses a 0.15-kg ball using only the rotation of his forearm,0.32 m in length,to accelerate the ball.What is the moment of inertia of the ball alone as it moves in a circular arc with a radius of 0.32 m?

• A)1.5 x 10^-2 kg*m²
• B)16 x 10^-2 kg*m²
• C)4.0 x 10^-2 kg*m²
• D)7.6 x 10^-2 kg*m²

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Definitions:

BCG Matrix

A strategic business tool developed by the Boston Consulting Group to help organizations with portfolio management, analyzing business units or product lines based on their market growth rate and market share.

SWOT Analysis

A strategic planning tool used to identify and analyze the Strengths, Weaknesses, Opportunities, and Threats related to business competition or project planning.

Per-Unit Costs

The total expense incurred to produce, store, and sell one unit of a product or service, including material, labor, and overhead costs.

Market Share

The percentage of an industry's total sales that is earned by a particular company over a specified time period.