2. Solved Papers
  3. RAJASTHAN ­ PET

RAJASTHAN ­ PET Rajasthan PET Solved Paper-2010

  • question_answer
    The intensity of magnetic field is H and moment of magnet is M. The maximum potential energy is

    A)  MH             

    B)  2 MH

    C)  3 MH             

    D)  4 MH

    Correct Answer: C

    Solution :

     Potential energy \[U=-MH\cos \theta \] \[\Rightarrow \] \[{{U}_{\max }}=MH\]      [at\[\theta =180{}^\circ \]]


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