. Find the resulting field inside a cylinder of radius a made of a linear dielectric material of susceptibility χe induces by a uniform electric field E0 perpendicular to the axis of the cylinder
. Find the resulting field inside a cylinder of radius a made of a linear dielectric...
ery long dielectric cylinder of radius a and dielectric constant er is placed in a field Eo perpendicular to its A v axis. The electric potential inside the cylinder is r in and the electric potential outside the cylinder is The electric field inside of the cylinder is and the electric field outside the cylinder is n11 out-_E Find the surface charge density and take the cylinder axis to be the z-axis and take Eo - Eo
ery long dielectric...
A charge
is glued on the cylindrical surface of a long circular cylinder of
radius R. The cylinder is made of a linear dielectric material of
dielectric constant
.
Find the electric field inside the cylinder and show that this
field is uniform.
If a small metal sphere of radius a (a<< R) gets into the
center of the cylinder, find the total dipole moment of the setup
by all charges: free charge, bound charge, and induced charge,
given the...
Electrostatics problem
2. An infinitely long circular cylinder of radius a and dielectric constant E is placed with its axis along the z-axis and is put in an electric field which would have been uniform in the absence of the cylinder, pointing along the x-axis (see figure). Find the total electric field at all points outside and inside the cylinder. Find the bound surface charge density.
The material inside the spherical grapes polarizes under the microwave electric field. Calculate the electric dipole moment induced by the uniform electric field E0 within the dielectric sphere. Calculate the charge of the dipole assuming the charge separation is equal to grape’s radius R. Show that the electric field between two grapes (dielectric spheres) scales as ~ (R/d)2 E0 with the distance d between them. For what distance is the electric field between the grapes enough to induce electrical breakdown...
6. Spinning Cylinder A cylinder of radius R and infinite length is made of permanently polarized dielectric. The polarization vector P is everywhere proportional to the radial vector r, such that P = ar, where a is a positive constant. The cylinder rotates around its axis with an angular velocity w This is a non-relativistic problem where wR< c. a) Find the electric field E at a radius r both inside and outside the cylinder. b) Find the magnetic field...
possible. 1. A sphere of radius R consists of linear material of dielectric constant x. Embedded in the sphere is a free-charge density ρ= k/r, where k is constant and r is the distance from the sphere's center. (a) Show that ker 2REo is the electrie field inside the sphere. (b) The electric field outside the sphere is 26or2 Find the scalar potential at the center of the sphere, taking the zero of potential at infinite radial distance 2. In...
Q5. FORCE DUE TO INDUCED POLARIZATION A) Consider a very long (effectively infinite) half-cylinder of radius r and uniform surface charge density o. What is the magnitude and direction of the electric field at the center of the cylinder? B) Consider now a thin, long straight wire with uniform positive charge per length 2 at the center of a half-cylinder of inner radius a and outer radius b. The half-cylinder is made of a linear dielectric with susceptibility Xe. You...
1. Suppose that you place an uncharged, infinitely long metal cylinder of radius a in ain initially uniform electric field EEo, such that the cylinder's axis lies along the z axis. The resulting electrostatic potential is V(x,y, z)V for points inside the cylinder, and Еда 2x V(x, y, z)-Й-Box + x2+3,2 for points outside the cylinder, where Vo is the (constant) electrostatic potential on the conductor. (a) Find the electric field, E, from the given voltage. (b) Find the charge...
Problem (3) A long solid metal conducting cylinder of radius cylinder of greater radius b. The inner +2C/m, and there is an equal negative linear ch The region between the two cylinders is filled w constant ing cylinder of radius a is coaxial with a long hollow metal conducting ner cylinder of radius a carries a linear positive charge density qual negative linear charge density on the outer cylinder of radius b. ve cylinders is filled with an insulating material...
A uniform electric field is produced due to the charge distribution inside the closed cylindrical surface (a) What type of charge distribution is inside the surface? C a positive line charge situated on and parallel to the axis of the cylinder O a negatively charged plane parallel to the end faces of the cylinder C a positively charged plane parallel to the end faces of the cylinder a collection of negative point charges arranged in a line at the center...