()( )( )912912122201028.99 101.00 10C8.99 10| 2.00 10C|||ˆˆˆiii442.00 5.00 105.00 10ˆ(6.29 N C)i.CqqErrπε−−×××−×⎡⎤=−=−⎢⎥×⎣⎦G(d) Although a sketch is not shown here, it would be somewhat similar to Fig. 22-5 in the textbook except that there would be twice as many field lines “coming into” the negative charge (which would destroy the simple up/down symmetry seen in Fig. 22-5). 85. (a) For point A, we have (in SI units) ()2912ˆi8.99 101.00 10C8.99 10| 2.00 10C|5.00 102 5.00 10ˆ(1.80NC)i.AE=+−×−×+×
This is the end of the preview. Sign up
access the rest of the document.