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Results tagged with charge
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user 38587
A fundamental property of matter which causes it to experience electromagnetic forces.
3
votes
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answer
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Electric field in a hollow object
frac{Q}{\varepsilon_0}
$$
Then I write
$$
E_i4\pi r^2=\frac{Q}{\varepsilon_0} = 0
$$
so the electrical field must be zero, if there are no charges inside, whereas $\Gamma$ is the surface, $\rho$ the charge …
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