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10th Class Science Magnetic Effects of Electric Current Question Bank Magnetic Effects of Electric Current

  • question_answer
    A soft iron bar is introduced inside a current carrying solenoid. What happens to its magnetic field?

    A) It will become zero.

    B) It will decrease.

    C) It will increase.                        

    D) It will remain the same.            

    Correct Answer: C

    Solution :

    Internal magnetic field lines are developed in the bar which increases the magnetic field inside the bar.


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