Which of the following statements is incorrect regarding magnetic field lines ?

A plotting compass is placed near the south pole of a bar magnet. The pointer of plotting compass will :

The metallic pointer of a plotting compass gets deflected only when it is placed near a bar magnet because the pointer has :

Copy the figure given below which shows a plotting compass and a magnet. Label the N pole of the magnet and draw the field line on which the compass lies.

The diagram shows a bar magnet surrounded by four plotting compasses. Copy the diagram and mark in it direction of the compass needle for each of the cases B, C and D.