Question

The magnetic field lines outside a bar magnet

a originate from the South poll and end at its
north pole
b) originate from the north pole and end at
its east pole
c) Orginate from the south pole and end at its
west pole
d) origenate from the north pole and ent at its
south pole​

Answer 1

The lines of magnetic field from a bar magnet form closed lines. By convention, the field direction is taken to be outward from the North pole and in to the South pole of the magnet.