A 70 kg box is raised from rest a distance of 30 m by a


A 7.0 kg box is raised from rest a distance of 3.0 m by a vertical force of 110 N.

A. What is the total work done on the block when the block slides 1.4 m (measured along the incline)?

B. What is the speed of the block after it has slid 2.0 m if it starts from rest?

C. What is its speed after 2.0 m if it starts with an initial speed of 1.7 m/s?

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Physics: A 70 kg box is raised from rest a distance of 30 m by a
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