Electrostatics

Related Questions

• A square of side ‘a’ has charge Q at its centre and charge ‘q’ at one of the corners. The work required to be done in moving the charge ‘q’ from the corner to the diagonally opposite corner is

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• Two charges of $4\mu C$ each are placed at the corners A and B of an equilateral triangle of side length 0.2 m in air. The electric potential at C is $\left[ {\frac{1}{{4\pi {\varepsilon _0}}} = 9 \times {{10}^9}\frac{{N{\rm{ - }}{m^2}}}{{{C^2}}}} \right]$

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• Two spheres A and B of radius ‘a’ and ‘b’ respectively are at same electric potential. The ratio of the surface charge densities of A and B is

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• Three point charges are placed at the corners of an equilateral triangle. Assuming only electrostatic forces are acting

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• A charge particle is free to move in an electric field. It will travel

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