Physics 101- Introduction to Mechanics
April 3- Applications of rotating systems






  A bowler holds a bowling ball whose mass M is 7.2kg in the palm of her hand.  As the figure shows, her upper arm is vertical and her lower arm is horizontal.  What forces must the biceps muscle and the bony structure of the upper arm exert on the lower arm?  The forearm and hand together have a mass m of 1.8kg.



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Jeff Phillips
Loyola Marymount University
Spring 2002