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RAJASTHAN PMT Rajasthan - PMT Solved Paper-2002

  • question_answer
    When two co-axial coils having same current in same direction are bring to each other, then the value of current in both coils:                  

    A)  increases            

    B)  decreases

    C)  first increases and then decreases

    D)  remain same

    Correct Answer: B

    Solution :

    When two coils are brought near to each other then flux changes to both the coils, due to which induce current produces, a the current in both decrease, because induce current oppose the main current.


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