Physics · 2013
NEET 2013 · 5 May · Code W · Q30
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:
A bar magnet of length '$\displaystyle l$' and magnetic dipole moment 'M' is bent in the form of an arc as shown in figure. The new magnetic dipole moment will be :
Official answer
(2)
$\displaystyle \frac{3}{\pi} \mathrm{M}$
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NEET (UG) 2013 Physics question, with the answer from NTA’s final answer key. Where our answers come from.