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Questions  >>  JEEMAIN and NEET  >>  NEET PAST PAPERS  >>  2002
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Two bar magnets having same geometry with magnetic moments M and 2M, are firstly placed in such a way that their similer poles are same side then its time period of osccilation is $T_1$ . Now the polarity of one of the magnet is reversed then time period of osccilation is $T_2$ , then : -


( A ) T1 = T2
( B ) $T_2$ =$\infty$
( C ) $T_1$ < $T_2$
( D ) $T_1$ > $T_2$

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