A magnetic needle of magnetic moment 6 7 x 10 Am and moment

Last updated: 6/4/2023

A magnetic needle of magnetic moment 6 7 x 10 Am and moment of inertia 7 5 10 6 kg m is performing simple harmonic oscillations in a magnetic field of 0 01 T Time taken for 10 complete oscillations is 2016 1 8 76 s 3 8 89 s 2 6 65 s 4 6 98 s