Electrostatics

Related Questions

• A thin spherical conducting shell of radius $R$ has a charge q. Another charge Q is placed at the centre of the shell. The electrostatic potential at a point p a distance $\frac{R}{2}$ from the centre of the shell is

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• As per this diagram a point charge $+ q$ is placed at the origin $O$. Work done in taking another point charge $- Q$from the point $A$ [co-ordinates $(0,\,a)$] to another point B [co-ordinates (a, 0)] along the straight path $AB$ is

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• An $\alpha $ -particle is accelerated through a potential difference of 200V. The increase in its kinetic energy is

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• Point charges $+ 4q,\, - q$ and $+ 4q$ are kept on the $x - $ axis at points $x = 0,\,x = a$ and $x = 2a$ respectively, then

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• In the absence of other conductors, the surface charge density

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