Back to MAGNETISM AND MATTER
JEE PHYSICS MCQ: MAGNETISM AND MATTER
1
Medium
1 of 1
Understanding
+4 | -1
The null points are on the axial line of a bar
magnet, when it is placed such that its south
pole points:
magnet, when it is placed such that its south
pole points:
View answer and explanation
Correct option: C
north
Option C (north) is correct because when the north pole of the bar magnet points geographically north, the null points are on the axial line.
More Questions from MAGNETISM AND MATTER
Practice All Chapter MCQs →
Curie temperature is the one above which
A vibration magnetometer consists of two identical bar magnets placed one over the other such that they are perpendicular and bisect each other. The time period of oscillation in a horizontal magnetic field is s. One of the magnets is removed and if the other magnet oscillates in the same field , then the time period in second is
The relative permeability of a substance is slightly less than unity and that of substance is slightly more than unity, then
A bar magnet is equivalent to
If the magnetic dipole moment of an atom of diamagnetic material, paramagnetic material and ferromagnetic material are denoted by and respectively, then :-
Which of the following is most suitable for the core of electromagnets
