Exam 2: The Electric Field II: Continuous Charge Distributions

Use the following to answer the problem: -An infinite line charge of linear density $\lambda$ = 0.30 µC/m lies along the z axis and a point charge q = 6.0 µC lies on the y axis at y = 2.0 m. The x component of the electric field at the point P on the x axis at x = 3.0 m is approximately

Use the following scenario for the next question. A solid conducting sphere of radius r_a is placed concentrically inside a conducting spherical shell of inner radius r_b1 and outer radius r_b2. The inner sphere carries a charge Q while the outer sphere does not carry any net charge. -The electric field for r_a $\lt$ r $\lt$ r_b1 is

A surface is so constructed that, at all points on the surface, the vector points inward. Therefore, it can be said that

Use the figure for the next three problems. An infinite slab of thickness 2d lies in the xz-plane. The slab has a uniform volume charge density $\rho$ . -The electric at y = b where 0 < b < d is

A uniform line charge of linear charge density $\lambda$ = 10.0 nC/m extends from x = 5 m to X = 8 m. The magnitude of the electric field at the point y = 5 m on the perpendicular bisector of the finite line of charge is

A uniform line charge of linear charge density $\lambda$ = 10.0 nC/m extends from x = 5 m to X = 8 m. The magnitude of the electric field at x = 10 m is

A sphere of radius 8.0 cm carries a uniform volume charge density $\rho$ = 500 nC/m³. What is the electric field at r = 8.1 cm?

For a uniformly charged spherical sphere of radius R carrying a total charge Q, calculate the electric field at a distance R/2 outside the sphere divided by the electric field at a distance R/2 inside the sphere.

An infinitely long cylindrical shell of radius 6.0 cm carries a uniform surface charge density $\Sigma$ = 12 nC/m². The electric field at r = 5.9 cm is approximately

An infinitely long cylindrical shell of radius 6.0 cm carries a uniform surface charge density $\Sigma$ = 12 nC/m². The electric field at r = 2.0 cm is approximately

A uniform circular ring has charge Q and radius r. The magnitude of the electric field at a distance of r along the axis of the ring is E_o. If the radius were to double, then calculate the new electric field at a distance of r along the axis of the ring in terms of E_o.

An infinite plane of surface charge density $\Sigma$ = +8.00 nC/m² lies in the yz plane at the origin, and a second infinite plane of surface charge density $\Sigma$ = -8.00 nC/m² lies in a plane parallel to the yz plane at x = 4.00 m. The electric field at x = 3.50 m is approximately

A cubical surface with no charge enclosed and with sides 2.0 m long is oriented with right and left faces perpendicular to a uniform electric field E of (1.6 * 10⁵ N/C) . The net electric flux $\phi$ _E through this surface is approximately

Use the following figure to answer the next problems: -A solid sphere of radius a is concentric with a hollow sphere of radius b, where b > a. If the solid sphere has a charge +Q and the hollow sphere a charge of -Q, the electric field at radius r, where r > b, is which of the following, in terms of k = (4 $\pi$$\isin$ ₀)^-1?

A spherical shell of radius 9.0 cm carries a uniform surface charge density $\Sigma$ = 9.0 nC/m². The electric field at r = 16 cm is approximately

Use the following to answer the problem: -An infinite line charge of linear density $\lambda$ = 0.30 µC/m lies along the z axis and a point charge q = 6.0 µC lies on the y axis at y = 2.0 m. The electric field at the point P on the x axis at x = 3.0 m is approximately

A large, flat conducting plate has a surface charge density $\sigma$ = 8.0 * 10^-9 C/m² on one of its surfaces. What is the magnitude of the electric field 10 µm from this plate?

An infinitely long cylindrical shell of radius 6.0 cm carries a uniform surface charge density $\Sigma$ = 12 nC/m². The electric field at r = 6.1 cm is approximately

A conducting circular disk has a uniform positive surface charge density. Which of the following diagrams best represents the electric field lines from the disk? (The disk is drawn as a cross-section.)

An electric field is = (400 N/C) for x > 0 and = (-400 N/C) for x < 0. A cylinder of length 30 cm and radius 10 cm has its center at the origin and its axis along the x axis such that one end is at x = +15 cm and the other is at x = -15 cm. What is the net outward flux through the entire cylindrical surface?