Point charge AA is on the xx-axis at xx = -3.00 cmcm. At xx = 1.00 cmcm on the xx-axis its electric field is 2800 N/CN/C. Point charge BB is also on the xx-axis, at xx = 5.00 cmcm. The absolute magnitude of charge BB is twice that of AA. Find the magnitude and direction of the total electric field at the origin if both AA and BB are positive. Find the magnitude and direction of the total electric field at the origin if both AA and BB are negative. Find the magnitude and direction of the total electric field at the origin if AA is positive and BB is negative. Find the magnitude and direction of the total electric field at the origin if AA is negative and BB is positive.

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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.