6. What is the electric flux through the surface shown in this figure? Where 0 = 25°; E = 100 N/C; and z=5 cm and y = 8 cm. S4 x (cm)x y(cm)

5. A thick, conducting, metal shell of inner radius R1 = 0.5m and outer radius R2 = 1.5m has a net charge of (-10C). Also, a (-3C) point charge is at the origin (center). Find the surface charge density on the inner surface of the shell. 6. Same setup as problem 5. Find the magnitude of the electric field at 4 meters from the center of the shell. 7. Same setup as problem 5. Find the magnitude of the electric field at 1.1 meters from the center of the shell.

3. A very long wire contains a uniform negative charge density -A. A charge -q rests inside a spherical Gaussian surface of radius R. The sphere's center lies on the wire. Located outside the sphere is another charge +q. What is the total electric flux through the sphere? -2 (a) D = k (2 +q ) / ɛo (b) 0 = -q / ɛ0 (c) 0 = -k q / R? R (d) 0 = 0 (e) O = (-2 2R-q) / ɛo Gaussian Surface

A closed surface is in the form of a block with length c, width b and height a. In this room there is an electric field parallel to the x axis with magnitude: E = A + Bx, where A and B are constants. a. Determine the total flux over the closed surface. b. Determine the amount of charge covered by the payload. N x = a ko-

Q3 25.0 N/C 20.0 N/C. Assume the magnitude of the electric field on each face of the cube of edge L = 1 m is uniform and the directions of the fields on each face are as indicated. 20.0 N/C 35.0 N/C Find (a) the net electric flux through the cube (b) the net charge inside the cube. 20.0 N/C 15.0 N/C