Discussion Forum : Inductive And Non Inductive Circuits
Question - Calculate the number of turns in an inductor with a ferromagnetic core when the inductance is 4000 H, the current changes from 5A to 7A and the flux changes from 760 to 800 Wb.
Options:
A .  100
B .  200
C .  300
D .  400
Answer: Option B
Answer: (b).200

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