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1 A sphere has a uniform charge density of ρ {\displaystyle \rho } , and a radius equal to R. What formula describes the electric field at a distance r < R?
2 A cylinder of radius, R, and height H has a uniform charge density of ρ {\displaystyle \rho } . The height is much less than the radius: H << R. The electric field at the center vanishes. What formula describes the electric field at a distance, z, on axis from the center if z < H/2?
3 A cylinder of radius, R, and height H has a uniform charge density of ρ {\displaystyle \rho } . The height is much greater than the radius: H >> R. The electric field at the center vanishes. What formula describes the electric field at a distance, r, radially from the center if r > R?
4 A sphere has a uniform charge density of ρ {\displaystyle \rho } , and a radius or R. What formula describes the electric field at a distance r > R?
5 A cylinder of radius, R, and height H has a uniform charge density of ρ {\displaystyle \rho } . The height is much greater than the radius: H >> R. The electric field at the center vanishes. What formula describes the electric field at a distance, r, radially from the center if r < R?
6 A cylinder of radius, R, and height H has a uniform charge density of ρ {\displaystyle \rho } . The height is much less than the radius: H << R. The electric field at the center vanishes. What formula describes the electric field at a distance, z, on axis from the center if z > H/2?
1 A cylinder of radius, R, and height H has a uniform charge density of ρ {\displaystyle \rho } . The height is much less than the radius: H << R. The electric field at the center vanishes. What formula describes the electric field at a distance, z, on axis from the center if z > H/2?
2 A sphere has a uniform charge density of ρ {\displaystyle \rho } , and a radius equal to R. What formula describes the electric field at a distance r < R?
3 A cylinder of radius, R, and height H has a uniform charge density of ρ {\displaystyle \rho } . The height is much less than the radius: H << R. The electric field at the center vanishes. What formula describes the electric field at a distance, z, on axis from the center if z < H/2?
4 A cylinder of radius, R, and height H has a uniform charge density of ρ {\displaystyle \rho } . The height is much greater than the radius: H >> R. The electric field at the center vanishes. What formula describes the electric field at a distance, r, radially from the center if r < R?
5 A sphere has a uniform charge density of ρ {\displaystyle \rho } , and a radius or R. What formula describes the electric field at a distance r > R?
6 A cylinder of radius, R, and height H has a uniform charge density of ρ {\displaystyle \rho } . The height is much greater than the radius: H >> R. The electric field at the center vanishes. What formula describes the electric field at a distance, r, radially from the center if r > R?
1 A sphere has a uniform charge density of ρ {\displaystyle \rho } , and a radius or R. What formula describes the electric field at a distance r > R?
2 A cylinder of radius, R, and height H has a uniform charge density of ρ {\displaystyle \rho } . The height is much greater than the radius: H >> R. The electric field at the center vanishes. What formula describes the electric field at a distance, r, radially from the center if r > R?
3 A cylinder of radius, R, and height H has a uniform charge density of ρ {\displaystyle \rho } . The height is much less than the radius: H << R. The electric field at the center vanishes. What formula describes the electric field at a distance, z, on axis from the center if z > H/2?
4 A cylinder of radius, R, and height H has a uniform charge density of ρ {\displaystyle \rho } . The height is much less than the radius: H << R. The electric field at the center vanishes. What formula describes the electric field at a distance, z, on axis from the center if z < H/2?
6 A sphere has a uniform charge density of ρ {\displaystyle \rho } , and a radius equal to R. What formula describes the electric field at a distance r < R?
1 A cylinder of radius, R, and height H has a uniform charge density of ρ {\displaystyle \rho } . The height is much less than the radius: H << R. The electric field at the center vanishes. What formula describes the electric field at a distance, z, on axis from the center if z < H/2?
2 A sphere has a uniform charge density of ρ {\displaystyle \rho } , and a radius or R. What formula describes the electric field at a distance r > R?
3 A cylinder of radius, R, and height H has a uniform charge density of ρ {\displaystyle \rho } . The height is much greater than the radius: H >> R. The electric field at the center vanishes. What formula describes the electric field at a distance, r, radially from the center if r < R?
4 A cylinder of radius, R, and height H has a uniform charge density of ρ {\displaystyle \rho } . The height is much less than the radius: H << R. The electric field at the center vanishes. What formula describes the electric field at a distance, z, on axis from the center if z > H/2?
5 A sphere has a uniform charge density of ρ {\displaystyle \rho } , and a radius equal to R. What formula describes the electric field at a distance r < R?