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April 18, 2015

Homework Help: ipc

Posted by Anonymous on Wednesday, November 4, 2009 at 12:15pm.

Arrange the following from the most work to the least. For each instance, calculate the total amount of work done. Show all calculations, including units of measure.

1. pushing a box of math books weighing 600 newtons a distance of 20 meters
12000J

2. pulling a television weighing 400 newtons down a hallway of 35 meters
14000J
3. pushing a stalled truck weighing 7,500 newtons a distance of 0.4 meters
3000J
4. carrying several textbooks weighing 130 newtons, over the course of a semester, for 5,000 meters
650000J

is it... 4,2,1,3?

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