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AP EAMCET202522 May 2025Evening ShiftPhysicsMagnetic Effects of CurrentActual

In a wire of radius 1 mm, a steady current of 2 A uniformly distributed across the cross-section of the wire is flowing. Then the magnetic field at a point 0.25 mm from the centre of the wire is

Options

  1. A100 ~T
  2. B200 ~T
  3. C300 ~T
  4. D400 ~T

Correct answer

A. 100 ~T

Step-by-step solution

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