India Site

When an electric current is passed through any wire, a magnetic field is produced around it. Then why an electric iron connecting cable does not attract iron objects when electric current is switched on through it?

Answer:

In the presence of an electric current flowing through a wire, it is true that a magnetic field is

A magnetic field is created when an electric current flows across a wire. But these magnetic fields are weak.
A connecting cable’s magnetic field is too weak to attract surrounding items. Moreover, cables’ metallic wires are covered by a cover that prevents magnetic fields from escaping the cable.