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A coil of 1000 turns is wound on a ring of silicon steel, having a mean diameter of 10 Cm and relative permeability of

A coil of 1000 turns is wound on a ring of silicon steel, having a mean diameter of 10 Cm and relative

A coil of 1000 turns is wound on a ring of silicon steel, having a mean diameter of 10 Cm and relative permeability of 1200. Its cross sectional area is 12 Sq.Cm. When a current of 5A flows through the coil, find flux in the core, the inductance of the coil and the induced emf, if the flux falls to zero in 20 mS

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Solution To find the flux in the core we can use the formula N B A Where magnetic flux N number of t... blur-text-image

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