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The intensity of an electric field depends only on the co-ordinates x, y and z as follows: vecE=a((xhati+yhatj+zhatk))/((x^2+y^2+z^2)^(3//2))unit. The electrostatic energy stored between two imaginary concentric spherical shells of radii R and 2R with centre at origin is |
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Answer» `(4piepsilon_0a^2)/R` |
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