A baseball pitcher throws the ball in a motion where there is rotation of the forearm about the elbow joint as well as other movements.Randomized Variables = 0.475 kg • m2v = 20.4 m/sd = 0.43 m a. If the linear velocity of the ball relative to the elbow joint is 20.4 m/s at a distance of 0.43 m from the joint and the moment of inertia of the forearm is 0.475 kg · m2, what is the rotational kinetic energy of the forearm in J?

A baseball pitcher throws the ball in a motion where there is rotation of the forearm about the elbow joint as well as other movements.Randomized Variables = 0.475 kg • m2v = 20.4 m/sd = 0.43 m a. If the linear velocity of the ball relative to the elbow joint is 20.4 m/s at a distance of 0.43 m from the joint and the moment of inertia of the forearm is 0.475 kg · m2, what is the rotational kinetic energy of the forearm in J?

Physics for Scientists and Engineers: Foundations and Connections

1st Edition

ISBN:9781133939146

Author:Katz, Debora M.

Publisher:Katz, Debora M.

Chapter13: Rotation Ii: A Conservation Approach

Section: Chapter Questions

Problem 45PQ: A thin rod of length 2.65 m and mass 13.7 kg is rotated at anangular speed of 3.89 rad/s around an...

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