A long write carries a steady current it is bent into a circle of one turn and the magnetic field at the centre of the coil is
b. It is bent in a circle on n turns the magnetic field at the centre of the coil is
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oh my God what a wonderful question is so amazing circle on a Bengali friend circle call and its has a study current is bent into circle of wanton magnetic field at the centre of coil is very amazing with magnetic field so I like this
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