Consider an electron that is 8-10-11 m from an alpha particle with charge 3.2.10-1⁹ C. (a) What is the electric field due to the alpha particle at the location of the electron? The direction of the electric field by the alpha particle at the electron is radially outward from |EI a at e (b) What is the electric field due to the electron at the location of the alpha particle? The direction of the electric field by the electron at the location of the alpha particle is radially outward from . \E\e- at a N = N (c) What is the magnitude of the electric force on the electron? F N (d) What is the magnitude of the electric force on the alpha particle? Fa= N (e) Do the two forces obey Newton's Laws? Yes

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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.