Which one of the following statements about magnetic field lines is correct?
PHYSICS · Single correct · CBSE · Physics · Magnetic Effects of Electric Current · Magnetic Effects of Electric Current
Problem
Which one of the following statements about magnetic field lines is correct?
(a) They originate from the south pole and terminate at the north pole outside the magnet.
(b) They form continuous closed curves without any breaks.
(c) Their spacing is uniform at all points around a bar magnet.
(d) Magnetic field lines never form closed loops; instead they extend to infinity.