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NEET2024PhysicsMagnetic Effects of CurrentActual

An iron bar of length L has magnetic moment M . It is bent at the middle of its length such that the two arms make an angle 60^ with each other. The magnetic moment of this new magnet is :

Options

  1. AM 2
  2. B2 M
  3. CM 3
  4. DM

Correct answer

A. M 2

Step-by-step solution

aligned & I=2 I 2 30^ & = 1 2 & M^ =m / / 2 & =M / 2 aligned

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