Permanent magnetismEasy
Question
At two places A and B using vibration magnetometer, a magnet vibrates in a horizontal plane and its respective time periods are 2 sec and 3 sec and at these places the earths horizontal components are BA and BB respectively. Then the ratio of BA and BB will be :-
Options
A.9 : 4
B.3 : 2
C.4 : 9
D.2 : 3
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