Recent content by trav

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    Where Should a 30nC Charge Be Placed to Nullify Electric Field at the Origin?

    (0, -5.62, +11.23) = (3x10-8+12)/(4pi8.854) (0, -y, z)\(y 2+z 2) 1.5 ; -5.62 = 270 -y/(y 2+z 2) 1.5 and 11.23 = 270 -z/ (y 2 + z 2); -0.5 = y/z, (y 2 + 4y 2)1.5=48y, y=2.07, z = -4.14, The location is (0, 2.07, -4.14). The trick is dividing y by z!
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