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1.
Which of the following property shows the property of ferromagnetic substances?
2.
3.
The angle of dip at a certain place where the horizontal and vertical components of the earth's magnetic field are equal is
4.
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 is
5.
Which of the following independent quantities is not used to specify the earth's magnetic field?
6.
Which of the following is responsible for the earth's magnetic field?
7.
The strength of the earth's magnetic field is
8.
The earth behaves as a magnet with magnetic field pointing approximately from the geographic
9.
Point out the correct direction of magnetic field in the given figures.
10.
The net magnetic flux through any closed surface, kept in a magnetic field is