Electrostatics

Related Questions

• If the magnitude of intensity of electric field at a distance $x$ on axial line and at a distance $y$ on equatorial line on a given dipole are equal, then $x:y$ is

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• A charge \[Q\] is divided into two parts of \[q\] and \[Q - q\]. If the coulomb repulsion between them when they are separated is to be maximum, the ratio of \[\frac{Q}{q}\] should be

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• The force between two charges \[0.06\,m\] apart is \[5\,N\]. If each charge is moved towards the other by \[0.01\,m\], then the force between them will become

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• The electric field due to a charge at a distance of 3 m from it is 500 N/coulomb. The magnitude of the charge is $\left[ {\frac{1}{{4\pi {\varepsilon _0}}} = 9 \times {{10}^9}\frac{{N - {m^2}}}{{coulom{b^2}}}} \right]$

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• Charges q, 2q, 3q and 4q are placed at the corners A, B, C and D of a square as shown in the following figure. The direction of electric field at the centre of the square is along

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