A 50 kg trunk is pushed 6.0 meters at constant speed up a 30 degree incline by a constant horizontal force. The coefficient of sliding friction between the trunk and the incline is.20. Calculate the work done in the direction parallel to the incline by (a) the applied force, (b) the frictional force, and (c) the gravitational force. Calculate the total work done in the direction of the incline by all three forces. If the work was done over a 10 second period, calculate the power used to move the trunk up the incline.

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Chapter1: Units, Trigonometry. And Vectors
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A 50 kg trunk is pushed 6.0 meters at constant speed up a 30 degree incline by a constant
horizontal force. The coefficient of sliding friction between the trunk and the incline is.20.
Calculate the work done in the direction parallel to the incline by (a) the applied force, (b) the
frictional force, and (c) the gravitational force. Calculate the total work done in the direction of
the incline by all three forces. If the work was done over a 10 second period, calculate the
power used to move the trunk up the incline.
Transcribed Image Text:A 50 kg trunk is pushed 6.0 meters at constant speed up a 30 degree incline by a constant horizontal force. The coefficient of sliding friction between the trunk and the incline is.20. Calculate the work done in the direction parallel to the incline by (a) the applied force, (b) the frictional force, and (c) the gravitational force. Calculate the total work done in the direction of the incline by all three forces. If the work was done over a 10 second period, calculate the power used to move the trunk up the incline.
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