Question: A laminated toroidal iron core has a mean magnetic path of diameter 15 cm and relative permeability 1000. The core has a circular cross-section

A laminated toroidal iron core has a mean magnetic path of diameter

A laminated toroidal iron core has a mean magnetic path of diameter 15 cm and relative permeability 1000. The core has a circular cross-section of diameter 2 cm and a coil with 100 turns. The flux density in the core is 1 T. Calculate : (a) the value of magnetic field strength H in the core. the required coil mmf. (b) the coil current the coil flux the coil flux linkage the coil inductance from the coil flux-linkage N turns area A. flux o

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