1
AIPMT 2014
MCQ (Single Correct Answer)
+4
-1
Change Language
Following figures show the arrangement of bar magnets in different configurations. Each magnet has magnetic dipole moment $$\overrightarrow m .$$ Which configuration has highest net magnetic dipole moment ?

AIPMT 2014 Physics - Magnetism and Matter Question 42 English
A
(1)
B
(2)
C
(3)
D
(4)
2
NEET 2013 (Karnataka)
MCQ (Single Correct Answer)
+4
-1
Change Language
A bar magnet of magnetic moment M is placed at right angles to a magnetic induction B. If a force F is experienced by each pole of the magnet, the length of the magnet will be
A
MB/F
B
BF/M
C
MF/B
D
F/MB
3
NEET 2013
MCQ (Single Correct Answer)
+4
-1
Change Language
A bar magnet of length $$'l'$$ and magnetic dipole moment 'M' is bent in the form of an arc as shown in figure. The new magnetic dipole moment will be

NEET 2013 Physics - Magnetism and Matter Question 40 English
A
$${2 \over \pi }M$$
B
$${M \over 2}$$
C
M
D
$${3 \over \pi }M$$
4
NEET 2013
MCQ (Single Correct Answer)
+4
-1
Change Language
A current loop in a magnetic field
A
can be in equilibrium in two orientations, both the equilibrium states are unstable.
B
can be in equilibrium in two orientations, one stable while the other is unstable.
C
experiences a torque whether the field is uniform or non uniform in all orientations.
D
can be in equilibrium in one orientation.
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