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two wire A and B of same lenght is equal to 44cm and carrying a cxurrent of 10A each. wire A is bend intop a circle and wire B into square. which wire will produce greter magnetic field at the centre?

two wire A and B of same lenght is equal to 44cm and carrying a cxurrent of 10A each. wire A is bend intop a circle and wire B into square. which wire will produce greter magnetic field at the centre?

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1 Answers

AJAY KUMAR
18 Points
10 years ago

At centre of square there is a greater magnetic field.. ...because in case of square   centre  is at less distance from the currentelement than that case of circle

 

distance between current element and centre 

    in case of square is 5.5cm



where as   in case of circle  it is 7cm

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