A magnetic needle of magnetic moment `6*7xx10^-2Am^2` and moment of inertia `7*5xx10^-6kgm^2` is performing simple harmonic oscillations in a magnetic field of `0*01T`. Time taken for 10 complete oscillation is

A magnetic needle of magnetic moment 6.7xx10^(-2)A.m^(2) And moment of inertia 7.5xx10^(-6) "kg".m^(2) Is performing simple harmonic oscillations in a magnetic field of 0.01 T. time taken for 10 complete oscillations is

A magnetic dipole of magnetic moment 6xx 10^(-2) A m^2 and moment of inertia 12 xx 10^(-6) kg m^2 performs oscillations in a magnetic field of 2 xx 10^(-2) T. The time taken by the dipole to complete 20 oscillations is (pi~~3)

A magnetic dipole of magnetic moment 6xx 10^(-2) A m^2 and moment of inertia 12 xx 10^(-6) kg m^2 performs oscillations in a magnetic field of 2 xx 10^(-2) T. The time taken by the dipole to complete 20 oscillations is (pi~~3)

A magnetic dipole of magnetic moment 6 xx 10^(-2)A m^(2) and moment of inertia 12 xx 10^(-6) kg m^(2) performs oscillations in a magnetic field of 2 xx 10^(-2)T . The time taken by the dipole to complete 20 oscillations is ( pi = 3 )

A magnetic needle has magnetic moment of 6*7xx10^-2Am^2 and moment of inertial of 7*5xx10^-6kgm^2 . It perform 10 complete oscillations in 6*70s . What is the magnitude of the magnetic field?

A magnetic needle has magnetic moment of 6*7xx10^-2Am^2 and moment of inertial of 7*5xx10^-6kgm^2 . It perform 10 complete oscillations in 6*70s . What is the magnitude of the magnetic field?

A magnetic needle has a magnetic moment of 5 xx 10^(-2) Am^(2) and moment of inertia 8xx10^(-6) kg m^(2) . It has a period of oscillation of 2 s in a magnetic field vecB . The magnitude of magnetic field is approximately

In Fig (b) , the magnetic needle has magnetic moment 6.7 xx10^(-2) "Am"^2 and moment of inertia I=7.5xx10^(-6)"kgm"^2 . It performs 10 complete oscillations in 6.70s. What is the magnitude of the magnetic field ?