JCECE Medical JCECE Medical Solved Paper-2004

  • question_answer
    Relative permeability of iron is 5500. Its magnetic susceptibility is:

    A)  5499

    B) \[5500\times {{10}^{7}}\]

    C)  \[5500\times {{10}^{-7}}\]

    D)  5501

    Correct Answer: A

    Solution :

     The relation for magnetic susceptibility is given by \[{{\mu }_{r}}=1+\chi \] or \[\chi ={{\mu }_{r}}-1\] Given, \[{{\mu }_{r}}=5500\] \[\therefore \] \[\chi =5500-1=5499\]


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