A Baseball Pitcher Loosens Up His Pitching Arm

question 1

Multiple Choice

A baseball pitcher loosens up his pitching arm.He tosses a 0.20-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) 7.7 × 10−² kg·m²
• B) 1.9 × 10−² kg·m²
• C) 3.8 × 10−² kg·m²
• D) 1.2 × 10−² kg·m²
• E) 6.2 × 10−² kg·m²

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Definitions:

Gross Return

The overall yield from an investment prior to subtracting any charges or costs.

Lockout Period

A timeframe during which employees are prohibited from making changes to their retirement or investment plans.

Shares Outstanding

The total number of a company's shares that are currently owned by shareholders, including those held by institutional investors and corporate officers.

Lockout Period

A time span during which certain actions, like withdrawing funds or selling shares, are restricted or prohibited.