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Sticky Note
Magnetic field inside the solenoid along its axis _______?
اس کے محور کے ساتھ سولینائڈ کے اندر مقناطیسی فیلڈ _______؟
  1. Infinite line
  2. Non-uniform
  3. Strong and uniform
  4. None of these
Explanation
  • Inside a solenoid, the magnetic field is strong and uniform along its axis.
  • Due to the superposition of magnetic fields from multiple coils.
  • This field is given by B = μ₀nI, where n is the number of turns per unit length and I is the current.

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