Electrostatics

Related Questions

• In the rectangle, shown below, the two corners have charges ${q_1} = - 5\mu C$and ${q_2} = + 2.0\mu C$. The work done in moving a charge $+ 3.0\mu C$ from $B$ to $A$ is (take $1/4\pi {\varepsilon _0} = {10^{10}}N{\rm{ - }}{m^2}/{C^2}$)

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• Two charged spheres separated at a distance d exert a force \[F\]on each other. If they are immersed in a liquid of dielectric constant 2, then what is the force (if all conditions are same)

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• When air is replaced by a dielectric medium of constant \[k\], the maximum force of attraction between two charges separated by a distance

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• Two positive charges of 20 $coulomb$ and $Q\;coulomb$ are situated at a distance of $60\,cm$. The neutral point between them is at a distance of $20\,cm$ from the $20\,coulomb$ charge. Charge $Q$ is

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• Deutron and $\alpha - $ particle are put $1\,{\AA}$ apart in air. Magnitude of intensity of electric field due to deutron at $\alpha - $ particle is

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