A uniformly charged disc of radius r and having charge q rotates with constant angular velocity `omega`. The magnetic dipole moment of this disc is `(1)/(n)qomegar^(2)`. Find the value of n.

A uniformly charged thin conducting spherical shell of radius R and charge q is rotated with constant angular velocity omega about a diameter. The magnetic dipole moment of the system is

A uniform charged disc whose total charge has magnitude q and whose radius is r rotates with constant angular velocity of magnitude omega . What is the magnetic dipole moment?

A conducting ring of radius r having charge q is rotating with angular velocity omega about its axes. Find the magnetic field at the centre of the ring.

A conducting ring of radius r having charge q is rotating with angular velocity omega about its axes. Find the magnetic field at the centre of the ring.

A conducting ring of radius r having charge q is rotating with angular velocity omega about its axes. Find the magnetic field at the centre of the ring.

Consider a nonconductiing disc of radius r and mass m which has a charge q distributed uniformly over it. The disk is rotated about its axis with an angluar speed omega .Magnetic moment of the disc is 1/Nqomegar^(2) .then find value of N .

A thin uniform ring of radius R carrying charge q and mass m rotates about its axis with angular velocity omega . Find the ratio of its magnetic moment and angular momentum.

A thin uniform ring of radius R carrying charge q and mass m rotates about its axis with angular velocity omega . Find the ratio of its magnetic moment and angular momentum.