Calculate the magnetic flux density
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Transcribed Image Text:A solenoid consists of 100 turns of conducting wire wrapped around a cylindrical core, length 2cm
and cross-sectional area 10mm2.
Draw a diagram of the magnetic field
The permeability of the core is 1.26 x 107 Hm1. Calculate the magnetic flux density at the centre of
the solenoid when there is a direct current of 10A in the wire.
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