Give definitions of linear surface and volume charge densities and write their $SI$ units.
Give definitions of linear surface and volume charge densities and write their $SI$ units.
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Two isolated metallic spheres of radii $2 \,cm$ and $4 \,cm$ are given equal charge, then the ratio of charge density on the surfaces of the spheres will be
Two isolated metallic spheres of radii $2 \,cm$ and $4 \,cm$ are given equal charge, then the ratio of charge density on the surfaces of the spheres will be
What are linear, surface and volume distribution of charge ?
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If a metal cube of side $5\, cm$ has a charge of $6$ microcoulombs, then the surface charge density is
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In the absence of other conductors, the surface charge density
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A semicircular ring of radius $'a'$ has charge density $\lambda = {\lambda _0}\,\cos \,\theta $ where ${\lambda _0}$ is constant and $'\theta'$ is shown in figure. Then total charge on the ring is
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