During a Baseball Pitch, a Pitcher's Arm Rotates Through 80

question 17

Multiple Choice

During a baseball pitch, a pitcher's arm rotates through 80 degrees of motion at the shoulder. If this is accomplished in 0.5 seconds, which of the following statements is true?

• A) angular velocity is constant
• B) angular acceleration is constant
• C) both A and B must be true
• D) neither A nor B must be true

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Definitions:

Optical Drives

Hardware devices that read and sometimes write data on optical discs like CDs, DVDs, and Blu-ray discs using laser technology.

+ 5.0 V

A positive five-volt power supply, commonly used in digital circuits.

Form Factor

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In computing, refers to the enclosure that houses the components of a computer, such as the motherboard, hard drive, and power supply.