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JenniferSmart1
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dw:1361293364810:dw

JenniferSmart1
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q_2 is brought in from infinity
@phi

JenniferSmart1
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THere must be some force acting upon particle two to move to that position

experimentX
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huh!! Wait a minute ... what is the question?

JenniferSmart1
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Work?

JenniferSmart1
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What's the work that was done to move particle 2 to that position....a distance x from particle 1

JenniferSmart1
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don't give me the answer please....

experimentX
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what is the definition of work??

JenniferSmart1
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It is the force along a distance

experimentX
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yes .. if force is constantly varying then what do you do??

JenniferSmart1
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the force changes therefore we need to integrate

JenniferSmart1
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over that distance

experimentX
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yes ... so integrate ... from infinity to d

JenniferSmart1
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yep. I just talked with one of the ta's

experimentX
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alright ... good!!