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Which of the following is correct for electric intensity at a distance ‘r’ from charge q ?(A) \(E=\frac{1}{4\pi \in_0}.\frac{q}{r}\)(B) \(E=\frac{1}{4\pi \in_0}.\frac{q}{r^2}\)(C) \(E=\frac{1}{4\pi \in_0}.\frac{q^2}{r}\)(D) \(E=\frac{1}{4\pi \in_0}.\frac{q}{r^3}\) |
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Answer» Correct answer is (B) \(E=\frac{1}{4\pi \in_0}.\frac{q}{r^2}\) |
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