(1090) Problem 6: A baseball pitcher brings his arm forward during a pitch, rota

Question

(1090) Problem 6: A baseball pitcher brings his arm forward during a pitch, rotating the forearm about the elbow Randomized Variables v = 35.5 ms d = 0.305 m Ifthe velocity of the ball in the pitcher's hand is 35.5 ms and the ball is 0.305 m from the elbow joint, what is the angular velocity (in rad/s) of the forearm? Grade Summa Deductions Potential ry = 090 100% cos0 sin0 cotan0asin acos0 atan0 acotan sinhO cosh0 tanh cotanh0 tan Submissions Attempts remaining: 20 (000 per attempt) detailed view *123 END Degrees Radians CLEAR Submit Hint I give up! Hints: 090 deduction per hint. Hints remaining: 2 Feedback: 0% deduction per feedback. Submission Historv Ansver Hints Feedback Totals

Explanation / Answer

here ,

let the angular velocity of the forearm is w

as v = d * w

35.5 = w * 0.305

w = 116.7 rad/s

the angular velocity of the arm is 116.7 rad/s

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