A conducting rign of mass 100 gram and radius `0*5m` is placed on a smooth horizontal plane. The ring carries a current of `I=4A`. A horizontal magnetic field `B=10T` is switched on at time `t=0` as shown in figure. The initial angular acceleration of the ring is

A conducting ring of mass 2 kg and radius 0.5 m is placed on a smooth horizontal plane. The ring carries a current . A horizontal magnetic field B = 10T is switched on at time t = 0 as shown in figure. The initial angular acceleration of the ring will be:

A conducting ring of mass 2kg and radius 0.5m is placed on a smooth plane. The ring carries a current of i=4A . A horizontal magnetic field B=10 T is switched on at time t=0 as shown in fig The initial angular acceleration of the ring will be .

A conducting ring of mass 2kg and radius 0.5m is placed on a smooth plane. The ring carries a current of i=4A . A horizontal magnetic field B=10 T is switched on at time t=0 as shown in fig The initial angular acceleration of the ring will be .

A conducting ring of mass 2kg and radius 0.5m is placed on a smooth plane. The ring carries a current of i=4A . A horizontal magnetic field B=10 T is switched on at time t=0 as shown in fig The initial angular acceleration of the ring will be .

In the shown figure a conducting ring of mass = 2kg and radius R = 0.5 m. lies on a smooth horizontal plane with its plane vertical. The ring carries a current of I = (1)/(pi)A . A horizontal uniform magnetic field of B = 12T is switched on at t =0. The initial angular acceleration alpha in rad//sec^(2) of the ring will be 4x if x is :

In the shown figure a conducting ring of mass = 2kg and radius R = 0.5 m. lies on a smooth horizontal plane with its plane vertical. The ring carries a current of I = (1)/(pi)A . A horizontal uniform magnetic field of B = 12T is switched on at t =0. The initial angular acceleration alpha in rad//sec^(2) of the ring will be 4x if x is :

A conducting ring of mass 2kg, radius 0.5m carries a current of 4A. It is placed on a smooth horizontal surface. When a horizontal magnetic field of 10 T parallel to the diameter of the ring is applied, the initial acceleration is (in rad/se c^(2) )

A conducting circular loop of radius a and resistance R is kept on a horizontal plane. A vertical time varying magnetic field B=2t is switched on at time t=0. Then