Two thin rods of linear charge density 1 per cm are separated by a distance d meter. The force on unit length of each road is :

Two infinite linear charges are placed parallel to each other at a distance 0.1 m from each other. If the linear charge density on each is 5 mu C//m , then the force acting on a unit length of each linear charge will be:

Two positive ions , each carrying a charge q , are separated by a distance d .If F is the force of repulsion between the ions , the number of electrons missing from each ion will be ( e being the charge on an electron)

Two positive ions , each carrying a charge q , are separated by a distance d .If F is the force of repulsion between the ions , the number of electrons missing from each ion will be ( e being the charge on an electron)

Two long parallel copper wires carry current of 5A each in opposite directions. If the wires are separated by a distance distance of 0.5m, then the force per unit length between the two wires is

Two infinitely long parallel wires having linear charge densities lambda_(1) and lambda_(2) respectively are placed at a distance of R metres. The force per unit length on either wire will be (k= 1/(4piepsilon_(0)))

The force between two similar charges of magnitude 2C each separated by a distance 2km

Two charges spheres are separated at a distance d exert a force F on each other, if charges are doubled and distance between them is doubled then the force is

Two charges spheres are separated at a distance d exert a force F on each other . If charges are doubled and distance between them is doubled then the force is a)F b)F/2 c)F/4 d)4F

Two charges spheres are separated at a distance d exert a force F on each other . If charges are doubled and distance between them is doubled then the force is a)F b)F/2 c)F/4 d)4F

Two infinitely long rods carry equal linear denisty lambda each. They are perpendicular to each other and they are in different planes and separated by a distance d . Find the electrostatic force on once rod due to the other