Answer to Question #84101 in Electricity and Magnetism for Victor

Question

A coil of 60 turns is wound around an iron ring of ur=1000 having a 20cm diameter and a 10cm2 cross section. The ring contains an air gap of length t=0.1mm. Сalculate the force acting between the pole pieces of the iron ring when the current is 1A.

Answer 1

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