Assume relative permeability of iron at the given flux density

Posted on 2014-01-23 14:23:00 in Engineering by DIAN

An iron magnetic circuit has a uniform cross-sectional area of 4 cm² and a length of 70cm. For a flux density of 1.5 Wb/m² calculate (i) the reluctance of the circuit and (ii) the total ampere-turns required. Assume relative permeability of iron at the given flux density to be 2,000.

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