A magnetic rod is cut in two equal parts from the right angled length. In this position the equal length of two pieces -

Options

A. Lost their magnetism totally
B. It works with sạme polar intensity as main magnetic rod
C. In one piece both southern pole and in another piece both northern pole exists.
D. They are magnets, in which one piece, at one side only southem pole and there is no pole on another side, and in second piece only northem pole on one side and no pole on anoher side.

Answer

B

Explanation

When a right angle of lenght of a rod-magnet is cut down in two equal pieces, then in this position the two pieces of equal length work same as an original rod magnet with same intensity. It is a commonly accepted property of a rod-magnet.