An 7.20 kg package in a mail-sorting room slides 2.10 m down a chute that is inclined at 53.8 degrees below the horizont

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answerhappygod
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An 7.20 kg package in a mail-sorting room slides 2.10 m down a chute that is inclined at 53.8 degrees below the horizont

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An 7.20 kg package in a mail-sorting room slides 2.10 m down a
chute that is inclined at 53.8 degrees below the horizontal.
The coefficient of kinetic friction between the package and the
chute's surface is 0.36. Calculate the work done on the package
by
a) friction.
b) gravity.
c) the normal force
d) what is the net work done on the package?
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