In Fig, the magnetic needle has magnetic moment `6.7 xx 10^(-2) Am^(2)` and moment of intertia `I = 7.5 xx 10^(-6) kg m^(2)`. It performs 10 complete oscillations is 6.70s. What is the magnitude of the magnetic field ?

In Fig 5.4 (b), the magnetic needle has magnetic moment 6.7 xx 10^(-2) Am^(2) and moment of inertia I=7.5 xx 10^(-6) Kg m^(-2) . It performs 10 complete oscillation in 6.70s. What is the magnitude of the magnetic field?

In Fig 5.4 (b), the magnetic needle has magnetic moment 6.7 xx 10^(-2) Am^(2) and moment of inertia g=7.5 xx 10^(-6) Kg m^(-2) . It performs 10 complete oscillation in 6.70s. What is the magnitude of the magnetic field?

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 ?

The magnetic needle has magnetic moment 3.14 xx 10^(-2) "Am"^(2) and moment of inertia 1=2 xx 10^(-6) kg m^(2) . It performs 314 complete oscillations in 100 s. What is the magnitude of the magnetic field ?

A magnetic needle placed in uniform magnetic field has magnetic moment 6.7 xx 10^(-2) "Am"^(2) , and moment of inertia of 15 xx 10^(-6) k m^(2) . It performs 10 complete oscillations in 6.70 s. What is the magnitude of the magnetic field ?

A magnetic needle has a magnetic moment 5.8xx10^(-2)" A "m^(2) and moment of inertia of 7.8xx10^(-6)"kg m"^(2) , it performs 12 complete oscillations in 6.0 s. What is the magnitude of magnetic field ?

A magnetic needle has a magnetic moment 5.0xx10^(-2)" A "m^(2) and moment of inertia of 7.8xx10^(-6)"kg m"^(2) , it performs 12 complete oscillations in 6.0 s. What is the magnitude of magnetic field ?