Posted by anne on Thursday, February 16, 2012 at 11:37am.
In an electic field described by E=(20i+60j) V/m, calculate the change in potential for a particle that moves from the origin to the coordinate (3,3) m?

electric fields  bobpursley, Thursday, February 16, 2012 at 1:17pm
V= integral Edx= INT (20i+60j)dot dx= 60+80=140volts
notice the dot product, so integrate x first, then y, then add the scalars.
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