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NEETPhysicsMagnetic Effects of Current

What is the magnetic field strength on the y-axis at a distance of 0.5 m from an element Δl = Δx i placed at the origin and carrying a large current I = 10 A (Fig. 4.8), where Δx = 1 cm?

Options

  1. A2 × 10 –8 T
  2. B3 × 10 –8 T
  3. C4 × 10 –8 T
  4. D5 × 10 –8 T

Correct answer

C. 4 × 10 –8 T

Step-by-step solution

Correct Option is : (C) 4 × 10 –8 T

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