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An 15.0-kg package in a mail-sorting room slides 4.00 mm down a chute that is inclined...

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Physics

An 15.0-kg package in a mail-sorting room slides 4.00 mm down achute that is inclined at 59.0 ∘∘ below the horizontal. Thecoefficient of kinetic friction between the package and the chute'ssurface is 0.90.

1.Calculate the work done on the package by gravity.

Express your answer with the appropriate units.

2.Calculate the work done on the package by the normalforce.

Express your answer with the appropriate units.

3.What is the net work done on the package?

Express your answer with the appropriate units.

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