What the direction of the field would be at one given point

Reference no: EM13994703

Consider a cube with side length of s. At each corner of this cube is placed a charge q. Show that the magnitude of the electric field at the center of any face of this cube has a value of 2.18Kq/s².

Explain briefly what the direction of the field would be at one such point if all q's are a) positive, and b) negative.

Reference no: EM13994703

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