A solenoid has a core of a material with relative permeability 400. The windings of the solenoid are insulated from the core and carry of 2A. If the n
A solenoid has a core of a material with relative permeability 400. The windings of the solenoid are insulated from the core and carry of 2A. If the number of turns is 1000 per metre, calculate H.
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The field H is dependent of the material of the core, and is
`H = n I = 1000 xx 2.0 = 2 xx 10^(3) A//m`
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