Question: Example A rectangular iron core, shown below, has a coil of 1 0 0 0 turns wound on it . The mean length of each

Example
A rectangular iron core, shown below, has a coil of 1000 turns wound on it. The mean length of each side of the core is 15 cm and it has a cross-section of 3cm3cm. If the relative permeability of the iron is 800, calculate the coil current required to establish a flux density of 1.2T in the core.
Example A rectangular iron core, shown below, has

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