Two parallel wires in free spaces are `10cm` apart and each carries a current of `10A` in the same direction. The force one wire exerts on the other per metre of length is

Two infinite, parallel wires are a distance 10 cm apart and carry equal current 20 A in the same direction. The magnetic force on a 1 cm long segment of one wire due to the other wire is ___________ xx10^(-6)N . (Permeabilityi of vacuum mu_(0)=4pixx10^(-7)N//A^(2))

Two infinite, parallel wires are a distance 10 cm apart and carry equal current 20 A in the same direction. The magnetic force on a 1 cm long segment of one wire due to the other wire is ___________ xx10^(-6)N . (Permeabilityi of vacuum mu_(0)=4pixx10^(-7)N//A^(2))

Two long parallel wires are 30 cm apart carrying currents 10 A and 15 A respectively in the same direction. The force acting over a length of 5 m of the wires is

Two long parallel wires are 30 cm apart carrying currents 10 A and 15 A respectively in the same direction. The force acting over a length of 5 m of the wires is

Two parallel wires have separation 0.1m and each carries 5A current.The force per metre on either wire is: ?

Two straight infinitely long and thin parallel wires are spaced 0.1 m apart and carry a current of 10A each. Find the magnetic field at a point distant 0.1 m from both wires when the currents are In the same direction.

Two straight infinitely long and thin parallel wires are spaced 0.2m apart and carry a current of 10A each. Find the magnetic field at a point distance 0.1m from both wires in the two cases when the currents are in the (a) same and (b) opposite directions.