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9. Applying Newton’s second law to the horizontal motion, we have
F
−
μ
k
mg = ma
,
where we have used Eq. 62, assuming that
F
N
=
mg
(which is equivalent to assuming
that the vertical force from the broom is negligible). Eq. 216 relates the distance traveled
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This note was uploaded on 05/17/2011 for the course PHY 2049 taught by Professor Any during the Spring '08 term at University of Florida.
 Spring '08
 Any
 Physics, Force

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