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?

Question

Quizplus · Accepted Answer

The problem does not provide information about the nature of the motion (whether it is uniform or not), so we cannot assume that either angular velocity or angular acceleration is constant.

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