A closed surface encloses a net charge of 10 nC . What is the net electric flux through the surface?
A cylinder with radius r= 0.75 m and length l=0.6 m that has an infinite line of positive charge running along its axis. The charge per unit length on the line is .
(a) What is the electric flux through the cylinder due to this line of charge?
(b) What is the flux through the cylinder if its radius increased to r= 0.32 m?
(c) What is the flux through the cylinder if its length increased to l= 0.8 m?
Three small spheres are enclosed in surface carrying charges q1 = 4 nC, q2 = -10.00 nC, and q3 = 5 nC.
Surface (s) What it encloses
s3 q1 and q2
s4 q1 and q3
s5 q1, q2 and q3
Find the net electric flux through each of the following closed surfaces.
A cube of side 1 cm is placed within an electric field of 100 N/C. What is the flux through the (a) top face (b) bottom face (c) right face (d) left face of the cube. What is the net flux through the cube. The electric field is perpendicular to the left face of the cube.
A charge Q is at center of a cube. What is the electric flux through one face of the cube.
A charge Q is at center of a tetrahedron (triangular pyramid with congruent equilateral triangles for each of its faces). What is the electric flux through one face of the tetrahedron.
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