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AP EAMCET202521 May 2025Morning ShiftPhysicsMagnetic Effects of CurrentActual

If the magnetic field inside a solenoid is B, then the magnetic energy stored in it per unit volume is (c - speed of light in vacuum and ₀ is permittivity of free space)

Options

  1. A₀ c ^2 ~B ^2
  2. B₀ c ^2 ~B ^2 2
  3. C2 ₀ c ^2 ~B ^2
  4. D₀ c ^2 ~B ^2 4

Correct answer

B. ₀ c ^2 ~B ^2 2

Step-by-step solution

No Solution.

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