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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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A `5.0 muF` capacitor is charged to a potential difference of `800 V` and discharged through a conductor. The energy given to the conductor during the discharge

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If the charge on each plate of a capacitor of `60 muF` is `3 xx 10^(-8)C`, then energy stored in the capacitor will

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The energy required to charge a parallel plate condenser of plate separation `d` and plate area of cross-section A such that the uniform electric field between the plates `E`

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The potential energy of a charged parallel plate capacitor is `U_0`. If a slab of dielectric constant `K` is inserted between the plates, then new potential energy will

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Two condensers `C_1 and C_2` in a circuit are joined as shown in figure. The potential of point A is `V_1` and that of B is `V_2` . The potential of point `D` will

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Two identical capacitors, have the same capacitance C. One of them is charged to potential `V_1` and the other to `V_2`. Likely charged plates are then connected. Then the decrease in energy of the combined system

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Two identical capacitors each of capacitance `5 muF` are charged to potentials `2 kV and 1 kV`, respectively and their negative ends are connected together. When the positive ends are also connected together, the loss of energy of the system

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A capacitor is charged by a battery, the battery is removed and another identical uncharged capacitor is connected in parallel. The total electrostatic energy of resulting

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The physical quantity having SI unit `NC^(-1)m` is

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A proton released from rest in an electric field, will start moving towards a region of............potential in the

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Equipotential surface due to a point charge is

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