Calculating Linear Charge Density of a Cylinder - Physics Forums
2023年1月27日 · For part a: I know that linear charge density is the amount of charge per unit length, and we are given the volume charge density. Since we are given the volume, we can obtain the length by multiplying the volume by the cross sectional area, so C/m^3 * m^2 = C/m. The cross sectional area of a...
Finding the linear density of charge on a cylinder - Physics Forums
2014年9月11日 · A rod with charge linear density λ is located at the long axis of a cylinder with charge linear density 2λ. With this information use Gauss's law to find (a) the charge linear density on the interior and exterior surfaces of the cylinder (b) the electric field outside of the cylinder at a distance r from the rod.
Electric Force, linear charge density - Physics Forums
2008年1月27日 · A line of positive charge is formed into a semicircle radius R=0.6m. The charge per unit length is given by [tex]\lambda=\lambda_{0}cos\theta[/tex]. The total charge on the semicircle is 50[tex]\mu C[/tex] Calculate the total force on a charge of 8[tex]\mu C[/tex] placed at the centre of the curvature.
Linear charge density (what equation?) - Physics Forums
2012年7月15日 · What is the SI unit for linear charge density? The SI unit for linear charge density is coulombs per meter (C/m). How is linear charge density used in Gauss's law? Linear charge density is used in Gauss's law to calculate the electric field at a point due to a one-dimensional line or surface of charge. This is done by integrating the linear ...
Shell's Linear Charge density (electric field mistake?) - Physics …
2014年2月9日 · FAQ: Shell's Linear Charge density (electric field mistake?) What is Shell's Linear Charge Density? Shell's Linear Charge Density is a measure of the distribution of electric charge along a one-dimensional line, such as a cylindrical shell. It is expressed in units of charge per unit length, such as coulombs per meter.
Electric Field from Arc of Charge - Need Help - Physics Forums
2014年9月7日 · In summary: C)/(.09582m)λ=-1.25*10^-5 C/mIn summary, the problem involves finding the linear charge density along a quarter circle arc of radius 6.1 cm with a total charge of -1.2 μC. The solution is found by using the equation Q/ L, where L is the total length of the arc. The final answer is -1.25*10^-5 C/m.
Electric Field Strength between Two Infinite Lines of Charge
2009年1月17日 · The figure is a cross section of two infinite lines of charge that extend out of the page. Both have linear charge density [tex]\lambda[/tex]. Find an expression for the electric field strength E at the heigth y above the midpoint between the lines. Homework Equations
Calculating Electric Field from a Bent Rod of Charge - Physics Forums
2009年1月17日 · A rod of uniform linear charge density λ = +1.5 x 10 5 C/m is bent into an arc of radius R = 0.10 m. The arc is placed with its center at the origin of the axes shown above. a. Determine the total charge on the rod. b. Determine the magnitude and direction of the electric field at the center O of the arc.
Line Charge+ insulating Cylindrical Shell - Physics Forums
2011年1月28日 · Homework Statement An infinite line of charge with linear density λ = 8.8 μC/m is positioned along the axis of a thick insulating shell of inner radius a = 2.9 cm and outer radius b = 4.1 cm. The insulating shell is uniformly charged with a volume density of ρ = …
Two conducting cables - Gauss' Law - Physics Forums
2013年9月19日 · The cross section of a long coaxial cable is shown in the figure, with radii as given. The linear charge density on the inner conductor is -80 nC/m and the linear charge density on the outer conductor is -10 nC/m. The inner and outer cylindrical surfaces are respectively denoted by A, B, C, and D, as shown.