2. Solved Papers
  3. WB JEE Medical

WB JEE Medical WB JEE Medical Solved Paper-2007

  • question_answer
    Which of the following graphs represent variation of magnetic field B with distance r for a straight long wire carrying current?

    A)                                                            

    B)

    C)                                                        

    D)       

    Correct Answer: D

    Solution :

                     \[B\propto \frac{1}{r}\] Hence, graph will be a rectangular hyperbola.


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