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NEST2023PhysicsMagnetic Effects of Current

A horizontal straight wire of length a is placed perpendicular to a long current carrying straight vertical wire at a distance of 2 a and lies in the same plane as shown in the figure. Both wires carry steady current I . The magnitude of the force on the horizontal wire due to the vertical wire is

Options

  1. A₀ I^2 (3 / 2) 2
  2. B0
  3. C₀ I^2 3
  4. D3 ₀ I^2 2 2

Correct answer

A. ₀ I^2 (3 / 2) 2

Step-by-step solution

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