Out of the following, the incorrect statement(s) is/are :

(i) Magnetic field lines are open and continuous curves.

(ii) Outside the magnet, magnetic field lines are directed from the south pole to the north pole of the magnet.

1. (i)
2. (ii)
3. both (i) and (ii)
4. none of the above

An iron rod buried inside the earth along …………… direction becomes a magnet.

1. east-west
2. equatorial
3. north-south
4. any direction

In a uniform magnetic field, the field lines are:

1. curved
2. parallel and equidistant straight lines
3. parallel, but non-equispaced straight lines
4. nothing can be said.

The magnetic field lines in a non-uniform magnetic field are :

1. either converging or diverging
2. parallel and equispaced
3. only converging
4. only diverging