Electrostatics

Related Questions

• To charges ${q_1}$ and ${q_2}$ are placed $30\,\,cm$ apart, shown in the figure. A third charge ${q_3}$ is moved along the arc of a circle of radius $40\,cm$ from $C$ to D. The change in the potential energy of the system is $\frac{{{q_3}}}{{4\pi {\varepsilon _0}}}k$, where $k$ is

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• The distance between ${H^ + }$ and $C{l^ - }$ ions in HCl molecule is $1.28 \AA$. What will be the potential due to this dipole at a distance of 12 Å on the axis of dipole

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• Four charges are placed on corners of a square as shown in figure having side of $5\,cm$. If Q is one microcoulomb, then electric field intensity at centre will be

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• Two parallel plates separated by a distance of $5mm$ are kept at a potential difference of $50\,V.$A particle of mass ${10^{ - 15}}kg$ and charge ${10^{ - 11}}C$ enters in it with a velocity ${10^7}m/s$. The acceleration of the particle will be

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• A charge produces an electric field of 1 N/C at a point distant 0.1 m from it. The magnitude of charge is

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