Question

The Observation of magnetic field due to straight wire carrying current​

Answer 1

Answer:

When electric current is carried by a straight wire, it produces magnetic field lines in the form of concentric circles.

Explaination:

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Answer 2

Answer:

in

physics, a magnet is a material that induces a magnetic field that draws or repels other magnetic materials. A magnet is always polarized, with poles called north and south, and these two poles always remain together and cannot be isolated, and when we freely suspend a magnet, the magnetic north pole will point to the geographic north of the Earth.