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ibkajayi4 ibkajayi4
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2 years ago
In the figure, a 900-kg crate is on a rough surface inclined at 30°. A constant external force is applied horizontally to the crate. While this force pushes the crate a distance of 3.0 m up the incline, its velocity changes from 1.2 m/s to 2.3 m/s. How much work does friction do during this process?




▸ -3700 J

▸ -7200 J

▸ +7200 J

▸ +3700 J

▸ zero
Textbook 
Essential University Physics

Essential University Physics


Edition: 3rd
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SlimyPencilSlimyPencil
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ibkajayi4 Author
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2 years ago
You make an excellent tutor!
Harvinder
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Yesterday
Just got PERFECT on my quiz
vanna2014
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2 hours ago
Good timing, thanks!
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