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 conductor has \[14.4 \times {10^{ - 19}}coulombs\] positive charge. The conductor has (Charge on electron \[ = 1.6 \times {10^{ - 19}}coulombs\])

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• Electric field intensity at a point in between two parallel sheets with like charges of same surface charge densities $(\sigma )$ is

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• Two electric dipoles of moment P and 64 P are placed in opposite direction on a line at a distance of 25 cm. The electric field will be zero at point between the dipoles whose distance from the dipole of moment P is

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• If $4 \times {10^{20}}eV$ energy is required to move a charge of 0.25 coulomb between two points. Then what will be the potential difference between them

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