Dream.girl7 said:I have read recently about force of attraction between parallel currents and was wondering that as the force of attraction is quite small when defining an ampere... so are there any of its applications...? :shy:
The force between two parallel conductors is known as the electromagnetic force, or Lorentz force. It is the result of the interaction between the magnetic fields produced by the flow of current through the conductors.
The force between parallel conductors is affected by the distance between the conductors, the current flowing through the conductors, and the direction of the current in each conductor. It is also affected by the permeability of the materials surrounding the conductors.
The force between parallel conductors can be calculated using the formula F = (μ0 * I1 * I2 * L) / (2π * d), where μ0 is the permeability of free space, I1 and I2 are the currents in the two conductors, L is the length of the conductors, and d is the distance between them.
The direction of the force between parallel conductors is perpendicular to both the direction of the current in the conductors and the direction of the magnetic fields produced by the current. It follows the right-hand rule, where the thumb points in the direction of the current and the fingers point in the direction of the magnetic field, with the force acting in the direction of the palm.
The force between parallel conductors can cause wires in an electric circuit to move, leading to disruptions in the flow of current and potential damage to the circuit. It is also responsible for the phenomenon of electromagnetic induction, where a changing magnetic field can induce a current in a nearby conductor.