Question

Kiran said to you that the magnetic field lines are open and they start at north pole of bar magnet and ends at south pole. What questions do you ask Kiran to correct him by saying "field lines are closed "?

Answer 1

I asked Rajkumar some questions to correct him. 

(i) Are the magnetic field lines, closed or open loops ? 

(ii) How do the field lines behave inside the magnet ? 

(iii) Why is the magnetic compass needle following a curved path from one pole to another ? 

(iv) What do field lines indicate ? 

(v) What is the direction of the field line inside the magnet ? 

(vi) Is the direction of field lines, from its south pole or north pole ?