a) Current loop is equivalent to a magnetic dipole b) Magnetic dipole MOMENT of planar loop of area A carrying current I is `I^2` A c) Particles like proton, ELECTRON carry an intrinsic magnetic moment . d) The current loop (magnetic moment `vec m`) placed in uniform magnetic field. `vec B` EXPERIENCES a torque `vec tau = vec m XX vec B`
Solution :Magnatic dipole monment of planar loop of area A carrying current 1 is `I^2` A