Physics

A 200 N box is pushed up an incline 10 m long and 3 m high. The average force (parallel to the plane) is 120 N.

a.) How much work is done?

b.) What is the change in the PE of the box?

c.) What is the change in KE of the box?

d.) What is the frictional force on the box?

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asked by Ana

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