Recent questions tagged chapter1

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The given figure shows tracks of three charged particles in a uniform electrostatic field. Which particle has the highest charge to mass

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Charges `± 20 nC` are separated by `5 mm`. Calculate the magnitude of dipole

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Electric charges `q, q ,-2q` are placed at the corners of an equilateral `Delta ABC` of side `l`. The magnitude of electric dipole moment of the system

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What is the angle between the electric dipole moment and the electric field strength due to it on the equatorial

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Let `E_a` be the electric field due to a dipole in its axial plane distant `l` and let `E_q` be the field in the equatorial plane distant `l`, then the relation between `E_a and E_q` will

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An electric dipole with dipole moment `4 xx 10^(-9)C-m` is aligned at 30° with the direction of a uniform electric field of magnitude `5 xx 10^4` N/C. Calculate the magnitude of the torque acting on the

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The dipole moment of a dipole in an uniform external field `E` is p, then the torque `(tau)` acting on the dipole

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An electric dipole is placed in an uniform electric field with the dipole axis making an angle `theta` with the direction of the electric field. The orientation of the dipole for stable equilibrium

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Electric flux emanating through a surface element `dS = 5hati` placed in an electric field `E=4hati + 4hatj + 4hatk`

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What is the nature of gaussian surface involved in Gauss’s law of

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The gaussian surface for calculating the electric field due to a charge distribution

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Flux coming out from a unit positive charge enclosed in air

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A point charge `+10muC` is at a distance `5 cm` directly above the centre of a square of side 10 cm, as shown in Figure. What is the magnitude of the electric flux through the

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Eight dipoles of charges of magnitude e each are placed inside a cube. The total electric flux coming out of the cube will

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Two parallel infinite line charges `+ lambda and -lambda` are placed with a separation distance R in free space. The net electric field exactly mid-way between the two line charges

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Two plates each having an area A are kept parallel to each other at a short distance `d`. They carry charges `+Q and -Q` respectively. The electric field in the space between the plates will

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An infinite line charge produces a Field of `18 xx 10^4` N/C at `0.02 m`. The linear charge density

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A long cylindrical wire carries a positive charge of linear density `lambda. An electron `(-e, m)` revolves around it in a circular path under the influence of the attractive electrostatic force The speed of electron

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Electrification by rubbing two bodies together is due to transference of ............from one body to the

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The point charges each equal to 1C exert a force ............mutually when they are placed lm apart in

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