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A ,B and C are three points in a uniform electric field, the electric potential

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The electrostatic potential energy between proton and electron separated by a distance of `1 A^o`

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The electric potential of earth is taken to be zero, because earth is a

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Suppose a system of two charges as shown below placed in an external electric field`E =A(1/r^2)`, where `A=9 xx 10^5 C'/'m^2`What would be the electrostatic energy of the

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An electric field of 1000 V/m is applied to an electric dipole at angle of 45°. The value of electric dipole moment is `10^(-29) C-m`. What is the potential energy of the electric

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If a conductor has a potential `V!=0` and there are no charges anywhere else outside,

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The graph shows the variation of voltage `V` across the plates of two capacitors `A and B` versus increase of charge `Q` stored in them. Which of the capacitors has higher capacitance

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Two plates of capacitors are at potentials `-10 V and +30 V`. If the separation between the plates be 2m, the electric field between them

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The electric potential difference between two parallel plates is `2000 V`. If the plates are separated by `2 mm`, then what is the magnitude of electrostatic force on a charge of `4 xx 10^(-6)C` located mid-way between the

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A parallel plate capacitor has circular plates of radius 8 cm and plate separation 1 mm. The charge on the plates, if potential difference of `100 V` applied

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An air capacitor is charged with an amount of charge `q` and dipped into an oil tank. If the oil is pumped out, the electric field between the plates of capacitor

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A parallel plate air capacitor has a capacitance `18 muF`. If the distance between the plates is tripled and a dielectric medium is introduced, the capacitance becomes `72 muF`. The dielectric constant of the medium

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Three capacitors each of capacitance C and of breakdown voltage `V` are joined in series. The capacitance of the combination will

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Three capacitors `3muF,6muF and 6 muF` are connected in series to a source of `120 V`. The potential difference (in volt) across the `3muF` capacitor will

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Capacitance between points A and B

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In the Figure shown, the effective capacitance between the points A and B, if each has capacitance C,

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A parallel plate capacitor is made by stacking `n` equally spaced plates connected alternately. If the capacitance between any two plates is `C`, then the resultant capacitance

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In the circuit shown in figure below, the potential difference across the `4.5 muF` capacitor

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Across each of two capacitors of capacitance `1muF` and a potential difference of `10 V` is applied. Then, positive plate of one is connected to the negative plate of the other and negative plate of one is connected to the positive plate of the other. After contact, charge an each plate will

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Work done in placing a charge of `8 xx 10^(-1) C` on a condenser of capacity `100 muF`

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