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प्रश्न
What is Gauss's law?
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उत्तर
The contained electric charge is exactly proportional to the net flow of an electric field in a closed surface.
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संबंधित प्रश्न
Two charges of magnitudes −4Q and + 2Q are located at points (2a, 0) and (5a, 0) respectively. What is the electric flux due to these charges through a sphere of radius 4a with its centre at the origin?
According to Gauss' theorem, the electric field of an infinitely long straight wire is proportional to ______
Gauss' law helps in ____________.
A metal sphere of radius 1 m is charged with 10-2 C in air. Its bulk modulus is `10^11/(4pi^2) "N"/"m"^2`. The volume strain in the sphere is (ε0 = permittivity of free space.)
For a uniformly charged plane sheet, the variation of electric field (E) with distance (d) is correctly shown graphically in graph.
A sphere encloses an electric dipole with charges ± 3 x 10-6 C. What is the total electric flux across the sphere?
A metal sphere of radius 1 m is charged with 10-2 C in air. Its bulk modulus is 1011/4π2. The volume strain in the sphere is ______
(ε0 = permittivity of free space)
What is a Gaussian surface?
A spherical metal ball of radius 15 cm carries a charge of 2μC. Calculate the electric field at a distance of 20 cm from the center of the sphere.
σ is the uniform surface charge density of a thin spherical shell of radius R. The electric field at any point on the surface of the spherical shell is ______.
For the chosen surface, how is the flux evaluated when \[\vec E\] is parallel to \[d\vec A\]?
Which Gaussian surface matches cylindrical symmetry from the symmetry-to-surface map?
Which example and Gaussian surface are associated with planar symmetry?
For an infinitely long, straight wire, what does \[\lambda\] represent, and what is its SI unit?
What Gaussian surface is used for an infinite line charge?
What charge is enclosed by a coaxial cylinder of length \[l\] around a wire with linear charge density \[\lambda\]?
Which expression gives the electric field due to an infinite line charge?
How does the electric field of an infinite line charge vary with distance \[r\]?
For a uniformly charged thin insulating infinite plane sheet, what does \[\sigma\] represent, and what is its SI unit?
What charge is enclosed by a pillbox with face area \[A\] that straddles an infinite plane sheet of surface charge density \[\sigma\]?
What is the electric field outside a solid non-conducting uniformly charged sphere, where \[r > R\]?
