How much work is done by the force of gravity on the box

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Reference no: EM13313051

A 20kg box slides 45m from the top down to the bottom of an incline that is 10 degrees to the horizontal. The box is stationary at the top of the slope and is accelerating down the slope at a rate of 1.0m/s^2.

a. How much work is done by the force of gravity on the box?

b. Howm uch work on the box is done by the frictional force?

c. What is the kinetic energy of the box at the bottom of the slope?

d. How much gravitational potential energy has the box lost while traveling down the slope?

Reference no: EM13313051

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