Electrostatics

Related Questions

• A force \[F\] acts between sodium and chlorine ions of salt (sodium chloride) when put \[1\,cm\] apart in air. The permittivity of air and dielectric constant of water are \[{\varepsilon _0}\] and \[K\] respectively. When a piece of salt is put in water electrical force acting between sodium and chlorine ions \[1\,cm\] apart is

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• A charge $( - q)$ and another charge $( + Q)$ are kept at two points A and B respectively. Keeping the charge $( + Q)$ fixed at B, the charge $( - q)$ at A is moved to another point C such that ABC forms an equilateral triangle of side l. The net work done in moving the charge $( - q)$ is

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• An electron is moving towards x-axis. An electric field is along y-direction then path of electron is

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• Which of the following is deflected by electric field

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• An electric dipole of moment $p$ is placed in the position of stable equilibrium in uniform electric field of intensity $E$. It is rotated through an angle $\theta $ from the initial position. The potential energy of electric dipole in the final position is

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