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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 ______
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)
Electric field intensity at a point outside uniformly charged thin infinite plane sheet is 'E1 '. The electric field intensity at a point near and outside the surface of a positively charged conductor of any shape is 'E2'. The relation between magnitude of E1 and E2 is ______.
(assumed air as the medium)
A 2-m long thin and straight metal wire carries a positive charge of 3 µ C. (a) What is the linear charge density on the wire? (b) Hence, find the electric intensity at a point 1.5 m away from the centre of the wire.
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 ______.
What is the first step in the 5-Step Method to Apply Gauss's Law?
For the chosen surface, how is the flux evaluated when \[\vec E\] is parallel to \[d\vec A\]?
Which equation is applied in the final step to solve for \[E\]?
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?
Why is the flux through the flat ends of the coaxial cylinder zero for an infinite line charge?
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 is the electric field due to a uniformly charged thin insulating infinite plane sheet?
What Gaussian surface is used for a uniformly charged thin spherical shell?
Which expression for the outside field of a uniformly charged thin spherical shell uses its surface charge density \[\sigma\]?
What is the electric field outside a solid non-conducting uniformly charged sphere, where \[r > R\]?
