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5.Magnetism and Matter
easy
When the $N-$pole of a bar magnet points towards the south and $S-$pole towards the north, the null points are at the
A
Magnetic axis
B
Magnetic centre
C
Perpendicular divider of magnetic axis
D
$N $ and $S$ poles
Solution
(a) The point where magnetic field of induction due to a bar magnet is equal and opposite in direction to the earth horizontal component of the earths magnetic field of induction is called null point or neutral point.
Standard 12
Physics