In the diagram above, if the south-poles of two magnets strokes steel bar, the polarities at T and V will respectively be
- south and north
- north and south
-
north and north
- south and south
The correct answer is: C
Explanation
IN magnetisation by stroking, the last touched has a pole opposite to that of the magnet used. Therefore, the poles T and V are N and N respectively
There is an explanation video available .