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10th Class Science Electricity and Circuits Question Bank Electricity

  • question_answer
    The force of repulsion between two parallel wires is \[f\] when each one of them carries a certain current\[I\]. If the current in each is doubled, the force between them would be

    A)  \[\frac{4}{f}\]                  

    B)         \[4f\]  

    C)  \[2f\]                   

    D)         \[f\]

    Correct Answer: B

    Solution :

    Not Available


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