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(ii) Four point charges, each of magnitude q, are located at the corners of a square...



(ii) Four point charges, each of magnitude q, are located at the corners of a square with sides of length a. Two of the charg
(ii) Four point charges, each of magnitude q, are located at the corners of a square with sides of length a. Two of the charges are +q, and two are -9. Sketch the field lines for the following two arrangement of the charges: (a) the charges alternate in sign (+9,-4, +4,-9 as you go around the square; (b) the top two corners of the square have positive charge (+4, +q), and the bottom two corners have negative charges (-9,-9).
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The electric field lines

electric field lines positive charge & negative charge Go away foom towards to

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