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Hanging Mass!
What is the charge on the hanging mass?
Hovering Mass!
What is the mass of the object if remains in equilibrium?
Work to Make a Triangular Array of Charges!
Calculate the work required to assemble three identical point charges at the corners of a triangle.
Charges Inside a Cube!
What is the net electric flux through the cube?
2 Charges on an Axis!
Solve for the electric potential.
Circle with n Charges!
Calculate the magnitude of the electric field at a distance x from the center of the circle.
Concentric Spherical Shells!
Find the charge of the outer shell in its inner radius.
Infinitely Charged Plane!
What is the magnitude of the electric field when the distance doubles?
Infinitely Charged Wire!
What is the magnitude of the electric field when the distance is doubled?
Moving Charges!
Calculate the acceleration, speed, and position of each particle.
Particle in a Uniform Electric Field!
Calculate the strength of the electric field.
Potential of a Charged Wire!
Calculate the electric potential at point O.
Electric Potential Inside a Triangle!
Calculate the electric potential generated by the charges at point P.
Charges in a Cube!
Calculate the total electric field generated in the middle of each of the cube faces.
Non-Uniform Charge Distribution on a Circle Section!
Calculate the electric field vector at point P.
Sphere with Cavities!
Calculate the electric field at the coordinates ( 0 , 2a ).
Spherical Shell!
Find the electric field at the three different regions in function of the radius r.
Uniformly Charged Disk!
Calculate the magnitude of the electric field at a distance h from the center of the disk.