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MHT CET202120 Sep 2021Evening ShiftPhysicsMagnetic Effects of CurrentActual

The magnetic field intensity ' H ' at the centre of a long solenoid having ' n ' turns per unit length and carrying a current I', when no material is kept in it, is

Options

  1. AI n
  2. Bn I
  3. CnI
  4. Dn ^2 I

Correct answer

C. nI

Step-by-step solution

Theory based

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