Electromagnetic Induction
 

Electromagnetic Induction problem 24


A long coil filled with air has a length of 50 cm, a cross-sectional area of , and 1200 turns.

  • Calculate the inductance.

  • What is the inductance if the inside of the coil is filled with a ferromagnetic substance with a permeability of 5000?


The permeability of free space is .


 

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