2)Now there are 5 charges. Calculate the net Electric field at P, which you can assume is on t - axis. Notice that P is much further away now. - a. Can we simplify this? What do we have to say about point P to do this simplifying? (Hint: Compare the distance to P, L, and the distance between the charges. The r's of question 3 are much larger than the r's of question 2. Also, the ang here are much smaller) b. If we set the condition on the placement of P in relation to the q's, what law would

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Electric Charges and Fields

One of the fundamental properties is the electromagnetic property. Charge cannot be destroyed by any process and this contributes formally to the law of charge conservation.