Two long straight parallel wires carry charges `lambda_(1) and lamba_(2)` per unit length. The distance between them is d. Calculate the magnitude of force externed on the length of one due to charge on the other.

Two long straight parallel conductors are carrying currents i_(1)andi_(2) in the same direction. Work done per unit length, when the distance between them is doubled is

Two long and straight parallel wires are carrying current 1 A each. If the distance between the two wires be 1 m, what will be force acting per unit length on them?

Two infinitely long straight conductors each having a charge density lamda are arranged parallel to each other. The spearation between them is d. What happens to the force per unit length on each conductor, when the separation between them is doubled?

Each of the two long parallel threads carries a uniform lambda per unit length. The threads are separated by a distance l. Find the maximum magnitude of the electric field strenght in the symmetry plane of this system located between the threads.

Linear charge densities of two parallel wires of infinite length is lambda_(1) and lambda_(2) . Distance between two wires is R. Force acting on any one wire per unit length is ......

When two parallel wires carrying current l and 2l in same direction are placed at a distance d apart, the ratio of force per unit length acting upon the wire due to other is

When two parallel wires carrying current l and 2l in same direction are placed at a distance d apart, the ratio of force per unit length acting upon the wire due to other 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)))