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JEE Main2002PhysicsMagnetic Effects of CurrentActual

Wires 1 and 2 carrying currents i₁ and i₂ respectively are inclined at an angle to each other. What is the force on a small element dl of wire 2 at a distance of r from wire 1 (as shown in the figure) due to the magnetic field of wire 1 ?

Options

  1. A₀ 2 r i₁ i₂ d l
  2. B₀ 2 r i ₁ i ₂ ~dl
  3. C₀ 2 r i ₁ i ₂ dl
  4. D₀ 4 r i₁ i₂ d l

Correct answer

C. ₀ 2 r i ₁ i ₂ dl

Step-by-step solution

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