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April 19, 2014

April 19, 2014

Posted by **Amanda** on Sunday, October 30, 2011 at 5:49pm.

- Physics -
**bobpursley**, Sunday, October 30, 2011 at 7:56pmforce upward: F= 84.4sin64

force normal on floor= bookweight-Fup

= 14*9.8-84.4sin64

friction= mu(forcenormal)

force horizontal= 84.4cosTheta

F=ma

84.4cosTheta-mu(forcenormal)*a

solve for a.

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