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  3. JAMIA MILLIA ISLAMIA

JAMIA MILLIA ISLAMIA Jamia Millia Islamia Solved Paper-2005

  • question_answer
        If a current is passed through a spring then the spring will:

    A)  expand                               

    B)  compress

    C)  remain same   

    D)  none of these

    Correct Answer: B

    Solution :

                    Due to flow of current in same direction in two adjacent sides, an attractive magnetic force will be produced due to which spring will get compressed.


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