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MCQEasyJEE Main 2023 · 24 January, Shift 1Biot–Savart Law

Physics Question from JEE Main 2023 · 24 January, Shift 1

A circular loop of radius rr is carrying current I AI \, \text{A}. The ratio of magnetic field at the center of the circular loop and at a distance rr from the center of the loop on its axis is:

  • A

    1:321:3\sqrt{2}

  • B

    32:23\sqrt{2}:2

  • C

    22:12\sqrt{2}:1

  • D

    1:21:\sqrt{2}

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