Question

Whose magnetic field is like a magnetic field of a bar magnet?Select the proper choice from the given multipule choices.
(A) Current carrying wire
(B) Current carrying ring.
(C) Current carrying solenoid
(D) Current carrying rectangular loop

Answer 1

the answer for your question is current carrying solenoid.

Answer 2

As can be visualized with themagnetic field lines, the magnetic field is strongest inside the magneticmaterial. The strongest externalmagnetic fields are near the poles. Amagnetic north pole will attract the south pole of another magnet, and repel a north pole.