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OpenStudy (anonymous):
A factory worker pushes a package along a broken conveyer belt from (-4,0) to (4,0) with a 50-N force at a 30 degree angle to the conveyor belt. How much mechanical work is done if the units of the conveyor belt are metres?
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OpenStudy (anonymous):
|dw:1362451379307:dw| I broke the problem into component vectors. The force parallel to the conveyor belt is the one we are interested in finding.
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