Question

In the case of bar magnet, lines of magnetic induction 

(a) Start from the North pole and end at the South pole 

(b) Run continuously through the bar and outside 

(c) Emerge in circular paths from the middle of the bar 

(d) Are produced only at the North pole like rays of light from a bulb.

Answer 1

The correct option (b) Run continuously through the bar and outside

Explanation:

For bar magnet, the lines of magnetic induction, run continuously through the bar and outside.