question_answer

If m is magnetic moment and B is the magnetic field, then the torque is given by                                               [DCE 2000]

A)            \[\overset{\to \,\,\to }{\mathop{m.B}}\,\]                

B)            \[\frac{\overset{\to }{\mathop{|m|}}\,}{\overset{\to }{\mathop{|B|}}\,}\]

C)            \[\overset{\to \,\,\,\,\to }{\mathop{m\times B}}\,\]          

D)            \[\overset{\to \,\,\,\,\,\,\,\,\,\,\to }{\mathop{|m|.\,|B|}}\,\]