37. A and B aré two points on the axis and the perpendicular bisector respectively of an electric dipole. A and B are far away from the dipole and at equal distances from it. The fields at A and B are 43. E, and Eg: (1) Ē, = Ē, (2) Ē, = 2E, %3D (3) Ē, =-2E, %3D (4) |EB|=EAl, and Ē, is perpendicular to E.

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Q: 10 3| = 13.8 0.1 25.0 20 30 120 사리 =D 11.0 10 -10 7 = 5.0 Id| = 11.0

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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.