A 12.0 kg package in a mail-sorting room slides 2.00 m down a chute that is inclined at 55∘ below the horizontal. The coefficient of kinetic friction between the package and the chute's surface is 0.20.

(a) -26.98J (b) 192.66J (c) 0J (d) 165.68J

The complete question is given below

A 12.0 kg package in a mail-sorting room slides 2.00 m down a chute that is inclined at 55∘ below the horizontal. The coefficient of kinetic friction between the package and the chute's surface is 0.20. Calculate the work done on the package by (a) friction, (b) gravity, and (c) the normal force. (d) What is the net work done on the package?

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explanation:

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