Three positive charges of equal value $q$ are placed at vertices of an equilateral triangle. The resulting lines of force should be sketched as in
Three positive charges of equal value $q$ are placed at vertices of an equilateral triangle. The resulting lines of force should be sketched as in
- [AIEEE 2012]
- A
- B
- C
- D
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Sketch the electric field lines for a uniformly charged hollow cylinder shown in figure.
Sketch the electric field lines for a uniformly charged hollow cylinder shown in figure.
In a cuboid of dimension $2 L \times 2 L \times L$, a charge $q$ is placed at the centre of the surface ' $S$ ' having area of $4 L ^2$. The flux through the opposite surface to ' $S$ ' is given by
In a cuboid of dimension $2 L \times 2 L \times L$, a charge $q$ is placed at the centre of the surface ' $S$ ' having area of $4 L ^2$. The flux through the opposite surface to ' $S$ ' is given by
- [JEE MAIN 2023]
A charge $Q$ is enclosed by a Gaussian spherical surface of radius $R$. If the radius is doubled, then the outward electric flux will
A charge $Q$ is enclosed by a Gaussian spherical surface of radius $R$. If the radius is doubled, then the outward electric flux will
- [AIPMT 2011]
An electric charge $q$ is placed at the centre of a cube of side $\alpha $. The electric flux on one of its faces will be
An electric charge $q$ is placed at the centre of a cube of side $\alpha $. The electric flux on one of its faces will be
- [AIIMS 2001]
It is not convenient to use a spherical Gaussian surface to find the electric field due to an electric dipole using Gauss’s theorem because
It is not convenient to use a spherical Gaussian surface to find the electric field due to an electric dipole using Gauss’s theorem because