Let the magnetic field on earth be modelled by that of a point magneti

1.	Let the magnetic field on earth be modelled by that of a point magnetic dipole at the centre of earth. The angle of dip at a point on the geographical equator (a) is always zero. (b) can be zero at specific points. (c) can be positive or negative. (d) is bounded.
Answer» (b), (c), (d) (b) can be zero at specific points. (c) can be positive or negative. (d) is bounded.

Let the magnetic field on earth be modelled by that of a point magnetic dipole at the centre of earth. The angle of dip at a point on the geographical equator (a) is always zero. (b) can be zero at specific points. (c) can be positive or negative. (d) is bounded.

Answer»

(b), (c), (d)

(b) can be zero at specific points.

(d) is bounded.