Biomechanics

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A hammer thrower is trying a new throw by adjusting the arm length to increase angular velocity technique1 angular velocity of15.4rad/ s with the hammer being 139.8 cm from the shoulder joint in technique2 they rotate with an angular velocity of 13.9 rad/s with the hammer being155.5 cm from shoulder joint what is the difference in the tangential velocity between the technique 1 and technique 2?

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