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4) A 5.0 kg box slides 2.00 m down a ramp that is inclined at 300...

4) A 5.0 kg box slides 2.00 m down a ramp that is inclined at 300 below the horizontal. The coefficient of kinetic friction between the box and the ramp’s surface is 0.20

a) What is the work done by gravity?

b) What is the work done by the normal force?

c) What is the work done by friction?

d) What is the net work done on the package?

e) If the box starts from rest, what is its speed when it reaches the bottom of the ramp

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