A magnetised needle of magnetic moment `4*8xx10^-2JT^-1` is placed at `30^@` with the direction of uniform magnetic field of magnitude `3xx10^-2T`. What is the torque acting on the needle?

A magnetised needle of magnetic moment 4.8 xx 10^-2JT^-1 is placed at 30^@ with the direction of uniform magnetic field of magnitude 3xx10^-2T . Calculate the torque acting on the needle.

A magnetised needle of magnetic moment 4.8xx10^(-2)JT^(-1) is placed at 30^@ with the direction of uniform magnetic field of magnitude 3xx10^(-2)T . Calculate the torque acting on the needle.

A magnetised needle of magnetic moment 3.6 xx 10^(-2) T^(-1) is placed at 30^(@) with the direction of uniform magnetic field of magnitude 2 xx 10^(-2)T . Calculate the torque acting on the needle.

An electrtic dipole with dipole moment 4xx10^(-9) C m is aligned at 30^(@) with the direction of a uniform electric field of magnitude 5xx10^(4) NC^(-1) . Calculate the magnitude of the torque acting on the dipole .

An electric dipole with dipole moment 4xx10^(-9) cm is aligned at 30^(@) with the direction of a uniform electric field of magnitude 5xx10^(4)NC^(-1) . Calculate the magnitude of the torque acting on the dipole.

An electrtic dipole with dipole moment 4xx10^(-9) C m is aligned at 30^(@) with the direction of a uniform electric field of magnitude 5xx10^(4) NC^(-1) . Calculate the magnitude of the torque acting on the dipole .