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Magnetics · 2021 · 31 Aug · Shift 1

1 Physics questions from this JEE Main paper
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Magnetics · 2021 · 31 Aug · Shift 1

1 Physics questions from this JEE Main paper

  1. Q50.A coil having N turns is wound tightly in the form of a spiral with inner and outer radii 'a' and 'b' respectively. Find the magnetic field at centre, when a current I passes through coil:
    Physics · Magnetics · MCQ